2021-04-09 14:29:10,549 - octoprint.server.heartbeat - INFO - Server heartbeat <3
2021-04-09 14:29:10,567 - octoprint.server - INFO - --- Log roll over detected ---------------------------------------------------
2021-04-09 14:29:10,568 - octoprint.server - INFO - OctoPrint 1.5.2
2021-04-09 14:29:10,572 - octoprint.plugin.core - INFO - 17 plugin(s) registered with the system:
|  Action Command Notification Support (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/action_command_notification
|  Action Command Prompt Support (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/action_command_prompt
|  Announcement Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/announcements
|  Anonymous Usage Tracking (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/tracking
|  Application Keys Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/appkeys
|  Backup & Restore (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/backup
|  Core Wizard (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/corewizard
|  Discovery (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/discovery
|  Error Tracking (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking
|  File Check (2020.8.7) (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint_file_check
|  Firmware Check (2020.9.23) (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint_firmware_check
|  GCode Viewer (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/gcodeviewer
|  Logging (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/logging
|  Pi Support Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/pi_support
|  Plugin Manager (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/pluginmanager
|  Software Update (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/softwareupdate
|  Virtual Printer (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/virtual_printer
Prefix legend: ! = disabled, # = blacklisted, * = incompatible
2021-04-09 14:29:10,600 - octoprint.environment - INFO - Detected environment is Python 3.7.3 under Linux (linux). Details:
|  hardware:
|      cores: 4
|      freq: 1200.0
|      ram: 915722240
|  os:
|      bits: 32
|      id: linux
|      platform: linux
|  plugins:
|      pi_support:
|          model: Raspberry Pi 3 Model B Rev 1.2
|          octopi_version: 0.18.0
|          throttle_state: '0x0'
|  python:
|      pip: 20.3.3
|      version: 3.7.3
|      virtualenv: /home/pi/oprint
2021-04-09 14:29:10,603 - octoprint.server - INFO - ------------------------------------------------------------------------------
2021-04-09 14:29:10,638 - octoprint.util.connectivity.connectivity_checker - INFO - Connectivity changed from offline to online
2021-04-09 14:29:10,652 - octoprint.plugins.softwareupdate - INFO - Fetching check overlays from https://plugins.octoprint.org/update_check_overlay.json
2021-04-09 14:29:10,898 - octoprint.plugins.announcements - INFO - Loaded channel _important from https://octoprint.org/feeds/important.xml in 0.25s
2021-04-09 14:29:10,958 - octoprint.plugins.tracking - INFO - Sent tracking event pong, payload: {'version': '1.5.2', 'os': 'linux', 'bits': 32, 'python': '3.7.3', 'pip': '20.3.3', 'cores': 4, 'freq': 1200.0, 'ram': 915722240, 'pi_model': 'Raspberry Pi 3 Model B Rev 1.2', 'octopi_version': '0.18.0', 'plugins': ''}
2021-04-09 14:29:11,036 - octoprint.plugins.pluginmanager - INFO - Loaded plugin repository data from https://plugins.octoprint.org/plugins.json
2021-04-09 14:29:11,491 - octoprint.plugins.tracking - INFO - Sent tracking event ping, payload: {'octoprint_uptime': 16}
2021-04-09 14:29:11,786 - octoprint.plugins.announcements - INFO - Loaded channel _releases from https://octoprint.org/feeds/releases.xml in 0.36s
2021-04-09 14:29:12,300 - octoprint.plugins.softwareupdate - INFO - Saved version cache to disk
2021-04-09 14:29:12,347 - octoprint.plugins.announcements - INFO - Loaded channel _blog from https://octoprint.org/feeds/octoblog.xml in 0.32s
2021-04-09 14:29:13,000 - octoprint.plugins.announcements - INFO - Loaded channel _plugins from https://plugins.octoprint.org/feed.xml in 0.32s
2021-04-09 14:29:13,686 - octoprint.plugins.announcements - INFO - Loaded channel _octopi from https://octoprint.org/feeds/octopi.xml in 0.35s
2021-04-09 14:29:15,269 - octoprint.plugins.pluginmanager - INFO - Loaded plugin notices data from https://plugins.octoprint.org/notices.json
2021-04-09 14:29:19,927 - octoprint.server.preemptive_cache - INFO - ... done in 14.17s
2021-04-09 14:29:19,927 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.45/', 'path': '/', 'query_string': 'l10n=en'}
2021-04-09 14:29:20,534 - octoprint.server.preemptive_cache - INFO - ... done in 0.61s
2021-04-09 14:29:20,535 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.44/', 'path': '/', 'query_string': 'l10n=de'}
2021-04-09 14:29:20,899 - octoprint.server.preemptive_cache - INFO - ... done in 0.36s
2021-04-09 14:30:32,432 - octoprint.server.util.sockjs - INFO - New connection from client: ::ffff:192.168.178.30
2021-04-09 14:31:27,380 - octoprint.access.users - INFO - Logged in user: Jakub
2021-04-09 14:31:27,383 - octoprint.server.api - INFO - Actively logging in user Jakub from ::ffff:192.168.178.30
2021-04-09 14:31:27,425 - octoprint.server.util.sockjs - INFO - Client connection closed: ::ffff:192.168.178.30
2021-04-09 14:31:27,491 - octoprint.server.util.flask - INFO - Passively logging in user Jakub from ::ffff:192.168.178.30
2021-04-09 14:31:27,492 - octoprint.access.users - INFO - Logged in user: Jakub
2021-04-09 14:31:28,752 - octoprint.server.util.sockjs - INFO - New connection from client: ::ffff:192.168.178.30
2021-04-09 14:31:28,867 - octoprint.server.util.flask - INFO - Passively logging in user Jakub from ::ffff:192.168.178.30
2021-04-09 14:31:28,868 - octoprint.access.users - INFO - Logged in user: Jakub
2021-04-09 14:31:29,592 - octoprint.server.util.sockjs - INFO - User Jakub logged in on the socket from client ::ffff:192.168.178.30
2021-04-09 14:31:53,840 - octoprint.plugins.softwareupdate - INFO - Starting update of octoprint to 1.5.3...
2021-04-09 14:32:22,600 - octoprint.plugins.softwareupdate - INFO - Update of octoprint to 1.5.3 successful!
2021-04-09 14:32:22,709 - octoprint.plugins.softwareupdate - INFO - Starting update of file_check to 2021.2.23...
2021-04-09 14:32:22,804 - octoprint.plugins.tracking - INFO - Sent tracking event update_successful, payload: {'target': 'octoprint', 'from_version': '1.5.2', 'to_version': '1.5.3'}
2021-04-09 14:32:30,659 - octoprint.plugins.softwareupdate - INFO - Update of file_check to 2021.2.23 successful!
2021-04-09 14:32:30,772 - octoprint.plugins.softwareupdate - INFO - Starting update of firmware_check to 2021.2.4...
2021-04-09 14:32:30,845 - octoprint.plugins.tracking - INFO - Sent tracking event update_successful, payload: {'target': 'file_check', 'from_version': '2020.8.7', 'to_version': '2021.2.23'}
2021-04-09 14:32:38,779 - octoprint.plugins.softwareupdate - INFO - Update of firmware_check to 2021.2.4 successful!
2021-04-09 14:32:38,908 - octoprint.plugins.softwareupdate - INFO - Saved version cache to disk
2021-04-09 14:32:38,911 - octoprint.plugins.softwareupdate - INFO - Restarting...
2021-04-09 14:32:38,980 - octoprint.plugins.tracking - INFO - Sent tracking event update_successful, payload: {'target': 'firmware_check', 'from_version': '2020.9.23', 'to_version': '2021.2.4'}
2021-04-09 14:32:39,071 - octoprint.server - INFO - Shutting down...
2021-04-09 14:32:39,669 - octoprint.server - INFO - Calling on_shutdown on plugins
2021-04-09 14:32:39,673 - octoprint.events - INFO - Processing shutdown event, this will be our last event
2021-04-09 14:32:39,679 - octoprint.events - INFO - Event loop shut down
2021-04-09 14:32:40,387 - octoprint.plugins.tracking - INFO - Sent tracking event shutdown, payload: {}
2021-04-09 14:32:40,388 - octoprint.server - INFO - Goodbye!
2021-04-09 14:32:42,768 - octoprint.startup - INFO - ******************************************************************************
2021-04-09 14:32:42,771 - octoprint.startup - INFO - Starting OctoPrint 1.5.3
2021-04-09 14:32:42,772 - octoprint.startup - INFO - ******************************************************************************
2021-04-09 14:32:43,296 - octoprint.util.connectivity.connectivity_checker - INFO - Connectivity changed from offline to online
2021-04-09 14:32:43,374 - octoprint.util.connectivity.connectivity_checker - INFO - Connectivity state is currently: online
2021-04-09 14:32:43,374 - octoprint.util.connectivity.connectivity_checker - INFO - Connecting to 8.8.8.8:53 is working
2021-04-09 14:32:43,375 - octoprint.util.connectivity.connectivity_checker - INFO - Resolving octoprint.org is working
2021-04-09 14:32:43,562 - octoprint.startup - INFO - Blacklist processing done, adding 12 blacklisted plugin versions: roomtemp (any), GcodeEditor (0.1.1), GcodeEditor (0.2.0), GcodeEditor (0.2.1), GcodeEditor (0.2.2), GcodeEditor (0.2.3), GcodeEditor (0.2.4), GcodeEditor (0.2.5), GcodeEditor (0.2.6), GcodeEditor (0.2.8), gcodeleveling (0.1.0), gcodeleveling (0.1.1)
2021-04-09 14:32:43,616 - octoprint.plugin.core - INFO - Loading plugins from /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins, /home/pi/.octoprint/plugins and installed plugin packages...
2021-04-09 14:32:44,951 - octoprint.startup - INFO - Added settings overlay from plugin firmware_check
2021-04-09 14:32:44,953 - octoprint.plugin.core - INFO - Found 17 plugin(s) providing 17 mixin implementations, 34 hook handlers
2021-04-09 14:32:45,117 - octoprint.server.heartbeat - INFO - Starting server heartbeat, 900.0s interval
2021-04-09 14:32:45,127 - octoprint.server - INFO - Intermediary server started
2021-04-09 14:32:45,159 - octoprint.filemanager.storage - INFO - Initializing the file metadata for /home/pi/.octoprint/uploads...
2021-04-09 14:32:45,594 - octoprint.filemanager.storage - INFO - ... file metadata for /home/pi/.octoprint/uploads initialized successfully.
2021-04-09 14:32:45,599 - octoprint.server - INFO - Added new permission from plugin action_command_notification: PLUGIN_ACTION_COMMAND_NOTIFICATION_SHOW (needs: "Need(method='role', value='plugin_action_command_notification_show')")
2021-04-09 14:32:45,600 - octoprint.server - INFO - Added new permission from plugin action_command_notification: PLUGIN_ACTION_COMMAND_NOTIFICATION_CLEAR (needs: "Need(method='role', value='plugin_action_command_notification_clear')")
2021-04-09 14:32:45,601 - octoprint.server - INFO - Added new permission from plugin action_command_prompt: PLUGIN_ACTION_COMMAND_PROMPT_INTERACT (needs: "Need(method='role', value='plugin_action_command_prompt_interact')")
2021-04-09 14:32:45,602 - octoprint.server - INFO - Added new permission from plugin announcements: PLUGIN_ANNOUNCEMENTS_READ (needs: "Need(method='role', value='plugin_announcements_read')")
2021-04-09 14:32:45,603 - octoprint.server - INFO - Added new permission from plugin announcements: PLUGIN_ANNOUNCEMENTS_MANAGE (needs: "Need(method='role', value='plugin_announcements_manage'), Need(method='role', value='plugin_announcements_read')")
2021-04-09 14:32:45,603 - octoprint.server - INFO - Added new permission from plugin appkeys: PLUGIN_APPKEYS_ADMIN (needs: "Need(method='role', value='plugin_appkeys_admin')")
2021-04-09 14:32:45,604 - octoprint.server - INFO - Added new permission from plugin backup: PLUGIN_BACKUP_ACCESS (needs: "Need(method='role', value='plugin_backup_access')")
2021-04-09 14:32:45,609 - octoprint.server - INFO - Added new permission from plugin firmware_check: PLUGIN_FIRMWARE_CHECK_DISPLAY (needs: "Need(method='role', value='plugin_firmware_check_display')")
2021-04-09 14:32:45,611 - octoprint.server - INFO - Added new permission from plugin logging: PLUGIN_LOGGING_MANAGE (needs: "Need(method='role', value='plugin_logging_manage')")
2021-04-09 14:32:45,613 - octoprint.server - INFO - Added new permission from plugin pi_support: PLUGIN_PI_SUPPORT_STATUS (needs: "Need(method='role', value='plugin_pi_support_check')")
2021-04-09 14:32:45,616 - octoprint.server - INFO - Added new permission from plugin pluginmanager: PLUGIN_PLUGINMANAGER_MANAGE (needs: "Need(method='role', value='plugin_pluginmanager_manage')")
2021-04-09 14:32:45,618 - octoprint.server - INFO - Added new permission from plugin pluginmanager: PLUGIN_PLUGINMANAGER_INSTALL (needs: "Need(method='role', value='plugin_pluginmanager_install'), Need(method='role', value='plugin_pluginmanager_manage')")
2021-04-09 14:32:45,621 - octoprint.server - INFO - Added new permission from plugin softwareupdate: PLUGIN_SOFTWAREUPDATE_CHECK (needs: "Need(method='role', value='plugin_softwareupdate_check')")
2021-04-09 14:32:45,623 - octoprint.server - INFO - Added new permission from plugin softwareupdate: PLUGIN_SOFTWAREUPDATE_UPDATE (needs: "Need(method='role', value='plugin_softwareupdate_update')")
2021-04-09 14:32:45,625 - octoprint.server - INFO - Added new permission from plugin softwareupdate: PLUGIN_SOFTWAREUPDATE_CONFIGURE (needs: "Need(method='role', value='plugin_softwareupdate_configure')")
2021-04-09 14:32:46,732 - octoprint.util.pip - INFO - Using "/home/pi/oprint/bin/python3 -m pip" as command to invoke pip
2021-04-09 14:32:47,697 - octoprint.util.pip - INFO - Version of pip is 20.3.3
2021-04-09 14:32:47,699 - octoprint.util.pip - INFO - pip installs to /home/pi/oprint/lib/python3.7/site-packages (writable -> yes), --user flag needed -> no, virtual env -> yes
2021-04-09 14:32:47,700 - octoprint.util.pip - INFO - ==> pip ok -> yes
2021-04-09 14:32:47,731 - octoprint.plugins.softwareupdate - INFO - Version cache was created for another version of OctoPrint, not using it
2021-04-09 14:32:47,760 - octoprint.plugin.core - INFO - Initialized 17 plugin implementation(s)
2021-04-09 14:32:47,783 - octoprint.plugin.core - INFO - 17 plugin(s) registered with the system:
|  Action Command Notification Support (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/action_command_notification
|  Action Command Prompt Support (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/action_command_prompt
|  Announcement Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/announcements
|  Anonymous Usage Tracking (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/tracking
|  Application Keys Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/appkeys
|  Backup & Restore (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/backup
|  Core Wizard (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/corewizard
|  Discovery (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/discovery
|  Error Tracking (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking
|  File Check (2021.2.23) (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint_file_check
|  Firmware Check (2021.2.4) (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint_firmware_check
|  GCode Viewer (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/gcodeviewer
|  Logging (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/logging
|  Pi Support Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/pi_support
|  Plugin Manager (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/pluginmanager
|  Software Update (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/softwareupdate
|  Virtual Printer (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/virtual_printer
Prefix legend: ! = disabled, # = blacklisted, * = incompatible
2021-04-09 14:32:47,826 - octoprint.environment - INFO - Detected environment is Python 3.7.3 under Linux (linux). Details:
|  hardware:
|      cores: 4
|      freq: 1200.0
|      ram: 915722240
|  os:
|      bits: 32
|      id: linux
|      platform: linux
|  plugins:
|      pi_support:
|          model: Raspberry Pi 3 Model B Rev 1.2
|          octopi_version: 0.18.0
|          throttle_state: '0x0'
|  python:
|      pip: 20.3.3
|      version: 3.7.3
|      virtualenv: /home/pi/oprint
2021-04-09 14:32:47,848 - octoprint.server - INFO - Reset webasset folder /home/pi/.octoprint/generated/webassets...
2021-04-09 14:32:47,877 - octoprint.server - INFO - Reset webasset folder /home/pi/.octoprint/generated/.webassets-cache...
2021-04-09 14:32:48,690 - octoprint.server - INFO - Shutting down intermediary server...
2021-04-09 14:32:48,990 - octoprint.server - INFO - Intermediary server shut down
2021-04-09 14:32:48,992 - octoprint.events - INFO - Processing startup event, this is our first event
2021-04-09 14:32:48,993 - octoprint.events - INFO - Adding 2 events to queue that were held back before startup event
2021-04-09 14:32:48,994 - octoprint.filemanager - INFO - Adding backlog items from all storage types to analysis queue...
2021-04-09 14:32:49,001 - octoprint.server - INFO - Autoconnect on startup is configured, trying to connect to the printer...
2021-04-09 14:32:49,002 - octoprint.filemanager - INFO - Added 0 items from storage type "local" to analysis queue
2021-04-09 14:32:49,014 - octoprint.plugins.softwareupdate - INFO - Fetching check overlays from https://plugins.octoprint.org/update_check_overlay.json
2021-04-09 14:32:49,088 - octoprint.plugins.pluginmanager - INFO - Loaded plugin repository data from disk, was still valid
2021-04-09 14:32:49,347 - octoprint.plugins.tracking - INFO - Sent tracking event system_unthrottled, payload: {'throttled_now': False, 'throttled_past': False, 'throttled_mask': 0, 'throttled_voltage_now': False, 'throttled_voltage_past': False, 'throttled_overheat_now': False, 'throttled_overheat_past': False}
2021-04-09 14:32:49,692 - octoprint.server - INFO - Could not find configured serial port {} in the system, cannot automatically connect to a non existing printer. Is it plugged in and booted up yet?
2021-04-09 14:32:49,850 - octoprint.server.util.watchdog - INFO - Running initial scan on watched folder...
2021-04-09 14:32:49,904 - octoprint.server.util.watchdog - INFO - ... initial scan done.
2021-04-09 14:32:50,874 - octoprint.plugins.discovery - INFO - Registered 'OctoPrint instance on octopi._http._tcp.local.' for _http._tcp.local.
2021-04-09 14:32:51,123 - octoprint.util.pip - INFO - Using "/home/pi/oprint/bin/python3 -m pip" as command to invoke pip
2021-04-09 14:32:51,130 - octoprint.util.pip - INFO - pip installs to /home/pi/oprint/lib/python3.7/site-packages (writable -> yes), --user flag needed -> no, virtual env -> yes
2021-04-09 14:32:51,130 - octoprint.util.pip - INFO - ==> pip ok -> yes
2021-04-09 14:32:51,298 - octoprint.plugins.softwareupdate - INFO - Saved version cache to disk
2021-04-09 14:32:51,437 - octoprint.plugins.pluginmanager - INFO - Loaded notice data from disk, was still valid
2021-04-09 14:32:51,715 - octoprint.plugins.discovery - INFO - Registered 'OctoPrint instance on octopi._octoprint._tcp.local.' for _octoprint._tcp.local.
2021-04-09 14:32:51,722 - octoprint.plugins.discovery - INFO - Registered OctoPrint instance on octopi for SSDP
2021-04-09 14:32:51,750 - octoprint.server - INFO - Listening on http://127.0.0.1:5000
2021-04-09 14:32:51,814 - octoprint.server.util.sockjs - INFO - New connection from client: ::ffff:192.168.178.30
2021-04-09 14:32:51,904 - octoprint.plugins.pluginmanager - INFO - Loaded plugin repository data from disk, was still valid
2021-04-09 14:32:52,211 - octoprint.server.util.flask - INFO - Passively logging in user Jakub from ::ffff:192.168.178.30
2021-04-09 14:32:52,212 - octoprint.access.users - INFO - Logged in user: Jakub
2021-04-09 14:32:53,117 - octoprint.util.pip - INFO - Using "/home/pi/oprint/bin/python3 -m pip" as command to invoke pip
2021-04-09 14:32:53,119 - octoprint.util.pip - INFO - pip installs to /home/pi/oprint/lib/python3.7/site-packages (writable -> yes), --user flag needed -> no, virtual env -> yes
2021-04-09 14:32:53,119 - octoprint.util.pip - INFO - ==> pip ok -> yes
2021-04-09 14:32:53,184 - octoprint.plugins.softwareupdate - INFO - Minimum free storage across all update relevant locations is 11.5GB. That is considered sufficient for updating.
2021-04-09 14:32:53,704 - octoprint.plugins.tracking - INFO - Sent tracking event ping, payload: {'octoprint_uptime': 8}
2021-04-09 14:32:53,953 - octoprint.plugins.tracking - INFO - Sent tracking event pong, payload: {'version': '1.5.3', 'os': 'linux', 'bits': 32, 'python': '3.7.3', 'pip': '20.3.3', 'cores': 4, 'freq': 1200.0, 'ram': 915722240, 'pi_model': 'Raspberry Pi 3 Model B Rev 1.2', 'octopi_version': '0.18.0', 'plugins': ''}
2021-04-09 14:32:54,583 - octoprint.plugins.pluginmanager - INFO - Loaded notice data from disk, was still valid
2021-04-09 14:32:55,967 - octoprint.server.util.sockjs - INFO - User Jakub logged in on the socket from client ::ffff:192.168.178.30
2021-04-09 14:32:58,829 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.45/', 'path': '/', 'query_string': 'l10n=de'}
2021-04-09 14:32:58,961 - octoprint.plugins.tracking - INFO - Sent tracking event startup, payload: {'version': '1.5.3', 'os': 'linux', 'bits': 32, 'python': '3.7.3', 'pip': '20.3.3', 'cores': 4, 'freq': 1200.0, 'ram': 915722240, 'pi_model': 'Raspberry Pi 3 Model B Rev 1.2', 'octopi_version': '0.18.0'}
2021-04-09 14:33:09,067 - octoprint.server.preemptive_cache - INFO - ... done in 10.24s
2021-04-09 14:33:09,068 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.45/', 'path': '/', 'query_string': 'l10n=en'}
2021-04-09 14:33:09,664 - octoprint.server.preemptive_cache - INFO - ... done in 0.60s
2021-04-09 14:33:09,665 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.44/', 'path': '/', 'query_string': 'l10n=de'}
2021-04-09 14:33:10,044 - octoprint.server.preemptive_cache - INFO - ... done in 0.38s
2021-04-09 14:33:15,936 - octoprint.server.util.sockjs - INFO - Client connection closed: ::ffff:192.168.178.30
2021-04-09 14:33:16,286 - octoprint.server.util.flask - INFO - Passively logging in user Jakub from ::ffff:192.168.178.30
2021-04-09 14:33:16,287 - octoprint.access.users - INFO - Logged in user: Jakub
2021-04-09 14:33:17,878 - octoprint.server.util.flask - INFO - Passively logging in user Jakub from ::ffff:192.168.178.30
2021-04-09 14:33:17,878 - octoprint.access.users - INFO - Logged in user: Jakub
2021-04-09 14:33:18,537 - octoprint.server.util.sockjs - INFO - New connection from client: ::ffff:192.168.178.30
2021-04-09 14:33:18,604 - octoprint.server.util.flask - INFO - Passively logging in user Jakub from ::ffff:192.168.178.30
2021-04-09 14:33:18,605 - octoprint.access.users - INFO - Logged in user: Jakub
2021-04-09 14:33:20,344 - octoprint.server.util.sockjs - INFO - User Jakub logged in on the socket from client ::ffff:192.168.178.30
2021-04-09 14:36:20,563 - octoprint.util.comm - INFO - Changing monitoring state from "Offline" to "Detecting serial connection"
2021-04-09 14:36:20,608 - octoprint.util.comm - INFO - Serial detection: Performing autodetection with 7 port/baudrate candidates: /dev/ttyACM0@115200, /dev/ttyACM0@250000, /dev/ttyACM0@230400, /dev/ttyACM0@57600, /dev/ttyACM0@38400, /dev/ttyACM0@19200, /dev/ttyACM0@9600
2021-04-09 14:36:20,609 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyACM0, baudrate 115200
2021-04-09 14:36:20,610 - octoprint.util.comm - INFO - Connecting to port /dev/ttyACM0, baudrate 115200
2021-04-09 14:36:20,618 - octoprint.util.comm - INFO - Serial detection: Handshake attempt #1 with timeout 2.0s
2021-04-09 14:36:20,622 - octoprint.util.comm - INFO - M110 detected, setting current line number to 0
2021-04-09 14:36:20,629 - octoprint.util.comm - INFO - Changing monitoring state from "Detecting serial connection" to "Operational"
2021-04-09 14:36:20,633 - octoprint.util.comm - INFO - M110 detected, setting current line number to 0
2021-04-09 14:36:20,712 - octoprint.util.comm - INFO - Printer reports firmware name "Marlin bugfix-2.0.x (GitHub)"
2021-04-09 14:36:20,714 - octoprint.plugins.firmware_check - INFO - Your printer's firmware is a development build. It might be more unstable than a release version and should be updated regularly.. More information at https://faq.octoprint.org/warning-firmware-development
2021-04-09 14:36:20,756 - octoprint.util.comm - INFO - Firmware states that it supports temperature autoreporting
2021-04-09 14:36:20,957 - octoprint.plugins.tracking - INFO - Sent tracking event printer_connected, payload: {'firmware_name': 'Marlin bugfix-2.0.x (GitHub)', 'printer_port': 'AUTO', 'printer_baudrate': 0}
2021-04-09 14:39:14,205 - octoprint.filemanager.analysis - INFO - Starting analysis of local:CE3_planter_section_mold_v1.gcode
2021-04-09 14:39:14,206 - octoprint.filemanager.analysis - INFO - Invoking analysis command: /home/pi/oprint/bin/python3 -m octoprint analysis gcode --speed-x=6000 --speed-y=6000 --max-t=10 --throttle=0.0 --throttle-lines=100 /home/pi/.octoprint/uploads/CE3_planter_section_mold_v1.gcode
2021-04-09 14:39:18,307 - octoprint.printer.standard.job - INFO - Print job selected - origin: local, path: CE3_planter_section_mold_v1.gcode, owner: Jakub, user: Jakub
2021-04-09 14:39:18,353 - octoprint.util.comm - INFO - Changing monitoring state from "Operational" to "Starting"
2021-04-09 14:39:18,470 - octoprint.printer.standard.job - INFO - Print job started - origin: local, path: CE3_planter_section_mold_v1.gcode, owner: Jakub, user: Jakub
2021-04-09 14:39:18,529 - octoprint.util.comm - INFO - M110 detected, setting current line number to 0
2021-04-09 14:39:18,546 - octoprint.util.comm - INFO - Changing monitoring state from "Starting" to "Printing"
2021-04-09 14:39:18,702 - octoprint.plugins.tracking - INFO - Sent tracking event print_started, payload: {'origin': 'local', 'file': 'd13e92b7757b1889c54afa8be8a69c5d9a4eb877'}
2021-04-09 14:39:29,510 - octoprint.util.comm - INFO - Cancelling job on behalf of user Jakub
2021-04-09 14:39:29,516 - octoprint.util.comm - INFO - Changing monitoring state from "Printing" to "Cancelling"
2021-04-09 14:39:29,531 - octoprint.filemanager.analysis - INFO - Starting analysis of local:CE3_planter_section_mold_v1.gcode
2021-04-09 14:39:29,534 - octoprint.filemanager.analysis - INFO - Invoking analysis command: /home/pi/oprint/bin/python3 -m octoprint analysis gcode --speed-x=6000 --speed-y=6000 --max-t=10 --throttle=0.0 --throttle-lines=100 /home/pi/.octoprint/uploads/CE3_planter_section_mold_v1.gcode
2021-04-09 14:39:29,573 - octoprint.printer.standard.job - INFO - Print job cancelled - origin: local, path: CE3_planter_section_mold_v1.gcode, owner: Jakub, user: Jakub
2021-04-09 14:39:30,133 - octoprint.plugins.tracking - INFO - Sent tracking event print_cancelled, payload: {'origin': 'local', 'file': 'd13e92b7757b1889c54afa8be8a69c5d9a4eb877', 'elapsed': 11}
2021-04-09 14:39:30,668 - octoprint.plugins.tracking - INFO - Sent tracking event print_failed, payload: {'origin': 'local', 'file': 'd13e92b7757b1889c54afa8be8a69c5d9a4eb877', 'elapsed': 11, 'reason': 'cancelled'}
2021-04-09 14:41:01,623 - octoprint.util.comm - INFO - Changing monitoring state from "Cancelling" to "Operational"
2021-04-09 14:42:55,086 - octoprint.filemanager.analysis - INFO - Analysis of entry local:CE3_planter_section_mold_v1.gcode finished, needed 205.55s
2021-04-09 14:47:02,461 - octoprint.printer.standard.job - INFO - Print job deselected - user: n/a
2021-04-09 14:47:12,535 - octoprint.filemanager.analysis - INFO - Starting analysis of local:CE3_planter_section_mold_v1.gcode
2021-04-09 14:47:12,537 - octoprint.filemanager.analysis - INFO - Invoking analysis command: /home/pi/oprint/bin/python3 -m octoprint analysis gcode --speed-x=6000 --speed-y=6000 --max-t=10 --throttle=0.0 --throttle-lines=100 /home/pi/.octoprint/uploads/CE3_planter_section_mold_v1.gcode
2021-04-09 14:47:45,120 - octoprint.server.heartbeat - INFO - Server heartbeat <3
2021-04-09 14:47:53,633 - octoprint.plugins.tracking - INFO - Sent tracking event ping, payload: {'octoprint_uptime': 908}
2021-04-09 14:48:23,030 - octoprint.filemanager.analysis - INFO - Analysis of entry local:CE3_planter_section_mold_v1.gcode finished, needed 70.49s
2021-04-09 14:50:28,480 - octoprint.filemanager.analysis - INFO - Starting analysis of local:Ender3_Level_Calibration_v2.gcode
2021-04-09 14:50:28,481 - octoprint.filemanager.analysis - INFO - Invoking analysis command: /home/pi/oprint/bin/python3 -m octoprint analysis gcode --speed-x=6000 --speed-y=6000 --max-t=10 --throttle=0.0 --throttle-lines=100 /home/pi/.octoprint/uploads/Ender3_Level_Calibration_v2.gcode
2021-04-09 14:50:31,274 - octoprint.filemanager.analysis - INFO - Analysis of entry local:Ender3_Level_Calibration_v2.gcode finished, needed 2.79s
2021-04-09 14:50:33,580 - octoprint.printer.standard.job - INFO - Print job selected - origin: local, path: Ender3_Level_Calibration_v2.gcode, owner: Jakub, user: Jakub
2021-04-09 14:50:33,599 - octoprint.util.comm - INFO - Changing monitoring state from "Operational" to "Starting"
2021-04-09 14:50:33,609 - octoprint.printer.standard.job - INFO - Print job started - origin: local, path: Ender3_Level_Calibration_v2.gcode, owner: Jakub, user: Jakub
2021-04-09 14:50:33,664 - octoprint.util.comm - INFO - M110 detected, setting current line number to 0
2021-04-09 14:50:33,695 - octoprint.util.comm - INFO - Changing monitoring state from "Starting" to "Printing"
2021-04-09 14:50:33,846 - octoprint.plugins.tracking - INFO - Sent tracking event print_started, payload: {'origin': 'local', 'file': 'cab78787b9419bbcbb09e86304d83ea063bfd5b3'}
2021-04-09 14:53:57,910 - octoprint.util.comm - INFO - Pausing print job due to command M0
2021-04-09 14:53:57,911 - octoprint.util.comm - INFO - Changing monitoring state from "Printing" to "Pausing"
2021-04-09 14:53:57,916 - octoprint.util.comm - INFO - Not sending M0 to printer, it's configured as a blocked command
2021-04-09 14:54:03,913 - octoprint.printer.standard.job - INFO - Print job paused - origin: local, path: Ender3_Level_Calibration_v2.gcode, owner: Jakub, user: None
2021-04-09 14:54:03,969 - octoprint.util.comm - INFO - Changing monitoring state from "Pausing" to "Paused"
2021-04-09 14:54:35,963 - octoprint.util.comm - INFO - Pausing/resuming job on behalf of user Jakub
2021-04-09 14:54:35,964 - octoprint.util.comm - INFO - Changing monitoring state from "Paused" to "Resuming"
2021-04-09 14:54:35,983 - octoprint.printer.standard.job - INFO - Print job resumed - origin: local, path: Ender3_Level_Calibration_v2.gcode, owner: Jakub, user: Jakub
2021-04-09 14:54:36,027 - octoprint.util.comm - INFO - Changing monitoring state from "Resuming" to "Printing"
2021-04-09 14:54:36,058 - octoprint.util.comm - INFO - Pausing print job due to command M0
2021-04-09 14:54:36,058 - octoprint.util.comm - INFO - Changing monitoring state from "Printing" to "Pausing"
2021-04-09 14:54:36,060 - octoprint.util.comm - INFO - Not sending M0 to printer, it's configured as a blocked command
2021-04-09 14:54:46,083 - octoprint.printer.standard.job - INFO - Print job paused - origin: local, path: Ender3_Level_Calibration_v2.gcode, owner: Jakub, user: None
2021-04-09 14:54:47,008 - octoprint.util.comm - INFO - Changing monitoring state from "Pausing" to "Paused"
2021-04-09 14:54:55,136 - octoprint.util.comm - INFO - Pausing/resuming job on behalf of user Jakub
2021-04-09 14:54:55,137 - octoprint.util.comm - INFO - Changing monitoring state from "Paused" to "Resuming"
2021-04-09 14:54:55,150 - octoprint.printer.standard.job - INFO - Print job resumed - origin: local, path: Ender3_Level_Calibration_v2.gcode, owner: Jakub, user: Jakub
2021-04-09 14:54:55,196 - octoprint.util.comm - INFO - Changing monitoring state from "Resuming" to "Printing"
2021-04-09 14:54:55,228 - octoprint.util.comm - INFO - Pausing print job due to command M0
2021-04-09 14:54:55,229 - octoprint.util.comm - INFO - Changing monitoring state from "Printing" to "Pausing"
2021-04-09 14:54:55,232 - octoprint.util.comm - INFO - Not sending M0 to printer, it's configured as a blocked command
2021-04-09 14:55:05,252 - octoprint.printer.standard.job - INFO - Print job paused - origin: local, path: Ender3_Level_Calibration_v2.gcode, owner: Jakub, user: None
2021-04-09 14:55:06,149 - octoprint.util.comm - INFO - Changing monitoring state from "Pausing" to "Paused"
2021-04-09 14:55:18,003 - octoprint.util.comm - INFO - Pausing/resuming job on behalf of user Jakub
2021-04-09 14:55:18,004 - octoprint.util.comm - INFO - Changing monitoring state from "Paused" to "Resuming"
2021-04-09 14:55:18,023 - octoprint.printer.standard.job - INFO - Print job resumed - origin: local, path: Ender3_Level_Calibration_v2.gcode, owner: Jakub, user: Jakub
2021-04-09 14:55:18,080 - octoprint.util.comm - INFO - Changing monitoring state from "Resuming" to "Printing"
2021-04-09 14:55:18,108 - octoprint.util.comm - INFO - Pausing print job due to command M0
2021-04-09 14:55:18,109 - octoprint.util.comm - INFO - Changing monitoring state from "Printing" to "Pausing"
2021-04-09 14:55:18,111 - octoprint.util.comm - INFO - Not sending M0 to printer, it's configured as a blocked command
2021-04-09 14:55:28,132 - octoprint.printer.standard.job - INFO - Print job paused - origin: local, path: Ender3_Level_Calibration_v2.gcode, owner: Jakub, user: None
2021-04-09 14:55:29,058 - octoprint.util.comm - INFO - Changing monitoring state from "Pausing" to "Paused"
2021-04-09 14:55:46,501 - octoprint.util.comm - INFO - Pausing/resuming job on behalf of user Jakub
2021-04-09 14:55:46,502 - octoprint.util.comm - INFO - Changing monitoring state from "Paused" to "Resuming"
2021-04-09 14:55:46,522 - octoprint.printer.standard.job - INFO - Print job resumed - origin: local, path: Ender3_Level_Calibration_v2.gcode, owner: Jakub, user: Jakub
2021-04-09 14:55:46,593 - octoprint.util.comm - INFO - Changing monitoring state from "Resuming" to "Printing"
2021-04-09 14:55:46,633 - octoprint.util.comm - INFO - Pausing print job due to command M0
2021-04-09 14:55:46,634 - octoprint.util.comm - INFO - Changing monitoring state from "Printing" to "Pausing"
2021-04-09 14:55:46,642 - octoprint.util.comm - INFO - Not sending M0 to printer, it's configured as a blocked command
2021-04-09 14:55:56,673 - octoprint.printer.standard.job - INFO - Print job paused - origin: local, path: Ender3_Level_Calibration_v2.gcode, owner: Jakub, user: None
2021-04-09 14:55:57,546 - octoprint.util.comm - INFO - Changing monitoring state from "Pausing" to "Paused"
2021-04-09 14:56:08,623 - octoprint.util.comm - INFO - Pausing/resuming job on behalf of user Jakub
2021-04-09 14:56:08,625 - octoprint.util.comm - INFO - Changing monitoring state from "Paused" to "Resuming"
2021-04-09 14:56:08,641 - octoprint.printer.standard.job - INFO - Print job resumed - origin: local, path: Ender3_Level_Calibration_v2.gcode, owner: Jakub, user: Jakub
2021-04-09 14:56:08,684 - octoprint.util.comm - INFO - Changing monitoring state from "Resuming" to "Printing"
2021-04-09 14:56:08,723 - octoprint.util.comm - INFO - Pausing print job due to command M0
2021-04-09 14:56:08,723 - octoprint.util.comm - INFO - Changing monitoring state from "Printing" to "Pausing"
2021-04-09 14:56:08,733 - octoprint.util.comm - INFO - Not sending M0 to printer, it's configured as a blocked command
2021-04-09 14:56:18,747 - octoprint.printer.standard.job - INFO - Print job paused - origin: local, path: Ender3_Level_Calibration_v2.gcode, owner: Jakub, user: None
2021-04-09 14:56:19,674 - octoprint.util.comm - INFO - Changing monitoring state from "Pausing" to "Paused"
2021-04-09 14:56:24,438 - octoprint.util.comm - INFO - Pausing/resuming job on behalf of user Jakub
2021-04-09 14:56:24,439 - octoprint.util.comm - INFO - Changing monitoring state from "Paused" to "Resuming"
2021-04-09 14:56:24,452 - octoprint.printer.standard.job - INFO - Print job resumed - origin: local, path: Ender3_Level_Calibration_v2.gcode, owner: Jakub, user: Jakub
2021-04-09 14:56:24,504 - octoprint.util.comm - INFO - Changing monitoring state from "Resuming" to "Printing"
2021-04-09 14:56:24,546 - octoprint.util.comm - INFO - Pausing print job due to command M0
2021-04-09 14:56:24,547 - octoprint.util.comm - INFO - Changing monitoring state from "Printing" to "Pausing"
2021-04-09 14:56:24,550 - octoprint.util.comm - INFO - Not sending M0 to printer, it's configured as a blocked command
2021-04-09 14:56:34,562 - octoprint.printer.standard.job - INFO - Print job paused - origin: local, path: Ender3_Level_Calibration_v2.gcode, owner: Jakub, user: None
2021-04-09 14:56:35,458 - octoprint.util.comm - INFO - Changing monitoring state from "Pausing" to "Paused"
2021-04-09 14:56:40,464 - octoprint.util.comm - INFO - Pausing/resuming job on behalf of user Jakub
2021-04-09 14:56:40,465 - octoprint.util.comm - INFO - Changing monitoring state from "Paused" to "Resuming"
2021-04-09 14:56:40,485 - octoprint.printer.standard.job - INFO - Print job resumed - origin: local, path: Ender3_Level_Calibration_v2.gcode, owner: Jakub, user: Jakub
2021-04-09 14:56:40,555 - octoprint.util.comm - INFO - Changing monitoring state from "Resuming" to "Printing"
2021-04-09 14:56:40,585 - octoprint.util.comm - INFO - Pausing print job due to command M0
2021-04-09 14:56:40,585 - octoprint.util.comm - INFO - Changing monitoring state from "Printing" to "Pausing"
2021-04-09 14:56:40,592 - octoprint.util.comm - INFO - Not sending M0 to printer, it's configured as a blocked command
2021-04-09 14:56:50,609 - octoprint.printer.standard.job - INFO - Print job paused - origin: local, path: Ender3_Level_Calibration_v2.gcode, owner: Jakub, user: None
2021-04-09 14:56:51,539 - octoprint.util.comm - INFO - Changing monitoring state from "Pausing" to "Paused"
2021-04-09 14:57:00,255 - octoprint.util.comm - INFO - Pausing/resuming job on behalf of user Jakub
2021-04-09 14:57:00,256 - octoprint.util.comm - INFO - Changing monitoring state from "Paused" to "Resuming"
2021-04-09 14:57:00,276 - octoprint.printer.standard.job - INFO - Print job resumed - origin: local, path: Ender3_Level_Calibration_v2.gcode, owner: Jakub, user: Jakub
2021-04-09 14:57:00,331 - octoprint.util.comm - INFO - Changing monitoring state from "Resuming" to "Printing"
2021-04-09 14:58:28,481 - octoprint.util.comm - INFO - Cancelling job on behalf of user Jakub
2021-04-09 14:58:28,487 - octoprint.util.comm - INFO - Changing monitoring state from "Printing" to "Cancelling"
2021-04-09 14:58:28,512 - octoprint.printer.standard.job - INFO - Print job cancelled - origin: local, path: Ender3_Level_Calibration_v2.gcode, owner: Jakub, user: Jakub
2021-04-09 14:58:28,792 - octoprint.plugins.tracking - INFO - Sent tracking event print_cancelled, payload: {'origin': 'local', 'file': 'cab78787b9419bbcbb09e86304d83ea063bfd5b3', 'elapsed': 293}
2021-04-09 14:58:28,942 - octoprint.plugins.tracking - INFO - Sent tracking event print_failed, payload: {'origin': 'local', 'file': 'cab78787b9419bbcbb09e86304d83ea063bfd5b3', 'elapsed': 293, 'reason': 'cancelled'}
2021-04-09 14:58:33,550 - octoprint.util.comm - INFO - Changing monitoring state from "Cancelling" to "Operational"
2021-04-09 14:59:31,596 - octoprint.filemanager.analysis - INFO - Starting analysis of local:Ender3_Level_Test_v2.gcode
2021-04-09 14:59:31,597 - octoprint.filemanager.analysis - INFO - Invoking analysis command: /home/pi/oprint/bin/python3 -m octoprint analysis gcode --speed-x=6000 --speed-y=6000 --max-t=10 --throttle=0.0 --throttle-lines=100 /home/pi/.octoprint/uploads/Ender3_Level_Test_v2.gcode
2021-04-09 14:59:33,791 - octoprint.printer.standard.job - INFO - Print job selected - origin: local, path: Ender3_Level_Test_v2.gcode, owner: Jakub, user: Jakub
2021-04-09 14:59:33,827 - octoprint.util.comm - INFO - Changing monitoring state from "Operational" to "Starting"
2021-04-09 14:59:33,854 - octoprint.printer.standard.job - INFO - Print job started - origin: local, path: Ender3_Level_Test_v2.gcode, owner: Jakub, user: Jakub
2021-04-09 14:59:33,923 - octoprint.util.comm - INFO - M110 detected, setting current line number to 0
2021-04-09 14:59:33,937 - octoprint.util.comm - INFO - Changing monitoring state from "Starting" to "Printing"
2021-04-09 14:59:34,108 - octoprint.plugins.tracking - INFO - Sent tracking event print_started, payload: {'origin': 'local', 'file': '2dd08501e83d8daabb08b2f033f50f3e133a9f6a'}
2021-04-09 15:02:19,986 - octoprint.util.comm - INFO - Cancelling job on behalf of user Jakub
2021-04-09 15:02:19,992 - octoprint.util.comm - INFO - Changing monitoring state from "Printing" to "Cancelling"
2021-04-09 15:02:19,999 - octoprint.filemanager.analysis - INFO - Starting analysis of local:Ender3_Level_Test_v2.gcode
2021-04-09 15:02:20,002 - octoprint.filemanager.analysis - INFO - Invoking analysis command: /home/pi/oprint/bin/python3 -m octoprint analysis gcode --speed-x=6000 --speed-y=6000 --max-t=10 --throttle=0.0 --throttle-lines=100 /home/pi/.octoprint/uploads/Ender3_Level_Test_v2.gcode
2021-04-09 15:02:20,068 - octoprint.printer.standard.job - INFO - Print job cancelled - origin: local, path: Ender3_Level_Test_v2.gcode, owner: Jakub, user: Jakub
2021-04-09 15:02:20,398 - octoprint.plugins.tracking - INFO - Sent tracking event print_cancelled, payload: {'origin': 'local', 'file': '2dd08501e83d8daabb08b2f033f50f3e133a9f6a', 'elapsed': 166}
2021-04-09 15:02:20,594 - octoprint.plugins.tracking - INFO - Sent tracking event print_failed, payload: {'origin': 'local', 'file': '2dd08501e83d8daabb08b2f033f50f3e133a9f6a', 'elapsed': 166, 'reason': 'cancelled'}
2021-04-09 15:02:22,933 - octoprint.util.comm - INFO - Changing monitoring state from "Cancelling" to "Operational"
2021-04-09 15:02:22,956 - octoprint.filemanager.analysis - INFO - Analysis of entry local:Ender3_Level_Test_v2.gcode finished, needed 2.96s
2021-04-09 15:02:45,121 - octoprint.server.heartbeat - INFO - Server heartbeat <3
2021-04-09 15:02:53,623 - octoprint.plugins.tracking - INFO - Sent tracking event ping, payload: {'octoprint_uptime': 1808}
2021-04-09 15:03:52,172 - octoprint.util.comm - INFO - Starting job on behalf of user Jakub
2021-04-09 15:03:52,180 - octoprint.util.comm - INFO - Changing monitoring state from "Operational" to "Starting"
2021-04-09 15:03:52,195 - octoprint.printer.standard.job - INFO - Print job started - origin: local, path: Ender3_Level_Test_v2.gcode, owner: Jakub, user: Jakub
2021-04-09 15:03:52,239 - octoprint.util.comm - INFO - M110 detected, setting current line number to 0
2021-04-09 15:03:52,270 - octoprint.util.comm - INFO - Changing monitoring state from "Starting" to "Printing"
2021-04-09 15:03:52,475 - octoprint.plugins.tracking - INFO - Sent tracking event print_started, payload: {'origin': 'local', 'file': '2dd08501e83d8daabb08b2f033f50f3e133a9f6a'}
2021-04-09 15:08:03,087 - octoprint.util.comm - INFO - Cancelling job on behalf of user Jakub
2021-04-09 15:08:03,093 - octoprint.util.comm - INFO - Changing monitoring state from "Printing" to "Cancelling"
2021-04-09 15:08:03,119 - octoprint.printer.standard.job - INFO - Print job cancelled - origin: local, path: Ender3_Level_Test_v2.gcode, owner: Jakub, user: Jakub
2021-04-09 15:08:03,342 - octoprint.plugins.tracking - INFO - Sent tracking event print_cancelled, payload: {'origin': 'local', 'file': '2dd08501e83d8daabb08b2f033f50f3e133a9f6a', 'elapsed': 250}
2021-04-09 15:08:03,493 - octoprint.plugins.tracking - INFO - Sent tracking event print_failed, payload: {'origin': 'local', 'file': '2dd08501e83d8daabb08b2f033f50f3e133a9f6a', 'elapsed': 250, 'reason': 'cancelled'}
2021-04-09 15:08:12,855 - octoprint.util.comm - INFO - Changing monitoring state from "Cancelling" to "Operational"
2021-04-09 15:17:45,123 - octoprint.server.heartbeat - INFO - Server heartbeat <3
2021-04-09 15:17:53,624 - octoprint.plugins.tracking - INFO - Sent tracking event ping, payload: {'octoprint_uptime': 2708}
2021-04-09 15:32:45,124 - octoprint.server.heartbeat - INFO - Server heartbeat <3
2021-04-09 15:32:53,627 - octoprint.plugins.tracking - INFO - Sent tracking event ping, payload: {'octoprint_uptime': 3608}
2021-04-09 15:47:45,125 - octoprint.server.heartbeat - INFO - Server heartbeat <3
2021-04-09 15:47:53,631 - octoprint.plugins.tracking - INFO - Sent tracking event ping, payload: {'octoprint_uptime': 4508}
2021-04-09 15:53:31,699 - octoprint.filemanager.analysis - INFO - Starting analysis of local:CE3_Ender3_Level_Test_v2.gcode
2021-04-09 15:53:31,702 - octoprint.filemanager.analysis - INFO - Invoking analysis command: /home/pi/oprint/bin/python3 -m octoprint analysis gcode --speed-x=6000 --speed-y=6000 --max-t=10 --throttle=0.0 --throttle-lines=100 /home/pi/.octoprint/uploads/CE3_Ender3_Level_Test_v2.gcode
2021-04-09 15:53:34,148 - octoprint.filemanager.analysis - INFO - Analysis of entry local:CE3_Ender3_Level_Test_v2.gcode finished, needed 2.45s
2021-04-09 15:53:38,586 - octoprint.printer.standard.job - INFO - Print job deselected - user: n/a
2021-04-09 15:53:55,482 - octoprint.filemanager.analysis - INFO - Starting analysis of local:test_cube.gcode
2021-04-09 15:53:55,484 - octoprint.filemanager.analysis - INFO - Invoking analysis command: /home/pi/oprint/bin/python3 -m octoprint analysis gcode --speed-x=6000 --speed-y=6000 --max-t=10 --throttle=0.0 --throttle-lines=100 /home/pi/.octoprint/uploads/test_cube.gcode
2021-04-09 15:53:57,335 - octoprint.printer.standard.job - INFO - Print job selected - origin: local, path: test_cube.gcode, owner: Jakub, user: Jakub
2021-04-09 15:53:57,360 - octoprint.util.comm - INFO - Changing monitoring state from "Operational" to "Starting"
2021-04-09 15:53:57,370 - octoprint.printer.standard.job - INFO - Print job started - origin: local, path: test_cube.gcode, owner: Jakub, user: Jakub
2021-04-09 15:53:57,424 - octoprint.util.comm - INFO - M110 detected, setting current line number to 0
2021-04-09 15:53:57,453 - octoprint.util.comm - INFO - Changing monitoring state from "Starting" to "Printing"
2021-04-09 15:53:57,622 - octoprint.plugins.tracking - INFO - Sent tracking event print_started, payload: {'origin': 'local', 'file': 'bbf8c4e0a0fec6b10d81a8d6febd69a176be42d9'}
2021-04-09 16:02:45,127 - octoprint.server.heartbeat - INFO - Server heartbeat <3
2021-04-09 16:02:53,599 - octoprint.plugins.tracking - INFO - Sent tracking event ping, payload: {'octoprint_uptime': 5408}
2021-04-09 16:17:45,128 - octoprint.server.heartbeat - INFO - Server heartbeat <3
2021-04-09 16:17:53,638 - octoprint.plugins.tracking - INFO - Sent tracking event ping, payload: {'octoprint_uptime': 6308}
2021-04-09 16:20:35,194 - octoprint.util.comm - INFO - Finished in 1597.836 s.
2021-04-09 16:20:35,194 - octoprint.util.comm - INFO - Changing monitoring state from "Printing" to "Finishing"
2021-04-09 16:20:35,203 - octoprint.filemanager.analysis - INFO - Starting analysis of local:test_cube.gcode
2021-04-09 16:20:35,206 - octoprint.filemanager.analysis - INFO - Invoking analysis command: /home/pi/oprint/bin/python3 -m octoprint analysis gcode --speed-x=6000 --speed-y=6000 --max-t=10 --throttle=0.0 --throttle-lines=100 /home/pi/.octoprint/uploads/test_cube.gcode
2021-04-09 16:20:35,216 - octoprint.printer.standard.job - INFO - Print job done - origin: local, path: test_cube.gcode, owner: Jakub
2021-04-09 16:20:35,322 - octoprint.util.comm - INFO - Changing monitoring state from "Finishing" to "Operational"
2021-04-09 16:20:35,895 - octoprint.plugins.tracking - INFO - Sent tracking event print_done, payload: {'origin': 'local', 'file': 'bbf8c4e0a0fec6b10d81a8d6febd69a176be42d9', 'elapsed': 1597}
2021-04-09 16:20:37,809 - octoprint.filemanager.analysis - INFO - Analysis of entry local:test_cube.gcode finished, needed 2.61s
2021-04-09 16:20:40,663 - octoprint.server.api.system - INFO - Performing command for core:shutdown: sudo shutdown -h now
2021-04-09 16:20:40,969 - octoprint.server.util.sockjs - INFO - Client connection closed: ::ffff:192.168.178.30
2021-04-09 16:20:40,973 - octoprint.server - INFO - Shutting down...
2021-04-09 16:20:40,989 - octoprint.server.api.system - WARNING - Command for core:shutdown failed with return code -15:
! STDOUT: 
! STDERR: 
2021-04-09 16:20:41,710 - octoprint.server - INFO - Calling on_shutdown on plugins
2021-04-09 16:20:41,712 - octoprint.events - INFO - Processing shutdown event, this will be our last event
2021-04-09 16:20:41,714 - octoprint.events - INFO - Event loop shut down
2021-04-09 16:20:42,092 - zeroconf - WARNING - Exception occurred:
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/zeroconf/__init__.py", line 2638, in send
    bytes_sent = s.sendto(packet, 0, (real_addr, port))
OSError: [Errno 101] Network is unreachable
2021-04-09 16:20:42,252 - octoprint.server - INFO - Goodbye!
2021-04-09 16:20:50,725 - octoprint.startup - INFO - ******************************************************************************
2021-04-09 16:20:50,727 - octoprint.startup - INFO - Starting OctoPrint 1.5.3
2021-04-09 16:20:50,730 - octoprint.startup - INFO - ******************************************************************************
2021-04-09 16:20:54,578 - octoprint.util.connectivity.connectivity_checker - INFO - Connectivity changed from offline to online
2021-04-09 16:20:54,579 - octoprint.util.connectivity.connectivity_checker - INFO - Connectivity state is currently: online
2021-04-09 16:20:54,579 - octoprint.util.connectivity.connectivity_checker - INFO - Connecting to 8.8.8.8:53 is working
2021-04-09 16:20:54,579 - octoprint.util.connectivity.connectivity_checker - INFO - Resolving octoprint.org is working
2021-04-09 16:20:54,910 - octoprint.startup - INFO - Blacklist processing done, adding 12 blacklisted plugin versions: roomtemp (any), GcodeEditor (0.1.1), GcodeEditor (0.2.0), GcodeEditor (0.2.1), GcodeEditor (0.2.2), GcodeEditor (0.2.3), GcodeEditor (0.2.4), GcodeEditor (0.2.5), GcodeEditor (0.2.6), GcodeEditor (0.2.8), gcodeleveling (0.1.0), gcodeleveling (0.1.1)
2021-04-09 16:20:55,027 - octoprint.plugin.core - INFO - Loading plugins from /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins, /home/pi/.octoprint/plugins and installed plugin packages...
2021-04-09 16:20:57,123 - octoprint.startup - INFO - Added settings overlay from plugin firmware_check
2021-04-09 16:20:57,126 - octoprint.plugin.core - INFO - Found 17 plugin(s) providing 17 mixin implementations, 34 hook handlers
2021-04-09 16:20:57,326 - octoprint.server.heartbeat - INFO - Starting server heartbeat, 900.0s interval
2021-04-09 16:20:57,353 - octoprint.server - INFO - Intermediary server started
2021-04-09 16:20:57,387 - octoprint.filemanager.storage - INFO - Initializing the file metadata for /home/pi/.octoprint/uploads...
2021-04-09 16:20:57,816 - octoprint.filemanager.storage - INFO - ... file metadata for /home/pi/.octoprint/uploads initialized successfully.
2021-04-09 16:20:57,821 - octoprint.server - INFO - Added new permission from plugin action_command_notification: PLUGIN_ACTION_COMMAND_NOTIFICATION_SHOW (needs: "Need(method='role', value='plugin_action_command_notification_show')")
2021-04-09 16:20:57,821 - octoprint.server - INFO - Added new permission from plugin action_command_notification: PLUGIN_ACTION_COMMAND_NOTIFICATION_CLEAR (needs: "Need(method='role', value='plugin_action_command_notification_clear')")
2021-04-09 16:20:57,822 - octoprint.server - INFO - Added new permission from plugin action_command_prompt: PLUGIN_ACTION_COMMAND_PROMPT_INTERACT (needs: "Need(method='role', value='plugin_action_command_prompt_interact')")
2021-04-09 16:20:57,822 - octoprint.server - INFO - Added new permission from plugin announcements: PLUGIN_ANNOUNCEMENTS_READ (needs: "Need(method='role', value='plugin_announcements_read')")
2021-04-09 16:20:57,823 - octoprint.server - INFO - Added new permission from plugin announcements: PLUGIN_ANNOUNCEMENTS_MANAGE (needs: "Need(method='role', value='plugin_announcements_read'), Need(method='role', value='plugin_announcements_manage')")
2021-04-09 16:20:57,823 - octoprint.server - INFO - Added new permission from plugin appkeys: PLUGIN_APPKEYS_ADMIN (needs: "Need(method='role', value='plugin_appkeys_admin')")
2021-04-09 16:20:57,824 - octoprint.server - INFO - Added new permission from plugin backup: PLUGIN_BACKUP_ACCESS (needs: "Need(method='role', value='plugin_backup_access')")
2021-04-09 16:20:57,824 - octoprint.server - INFO - Added new permission from plugin firmware_check: PLUGIN_FIRMWARE_CHECK_DISPLAY (needs: "Need(method='role', value='plugin_firmware_check_display')")
2021-04-09 16:20:57,825 - octoprint.server - INFO - Added new permission from plugin logging: PLUGIN_LOGGING_MANAGE (needs: "Need(method='role', value='plugin_logging_manage')")
2021-04-09 16:20:57,826 - octoprint.server - INFO - Added new permission from plugin pi_support: PLUGIN_PI_SUPPORT_STATUS (needs: "Need(method='role', value='plugin_pi_support_check')")
2021-04-09 16:20:57,829 - octoprint.server - INFO - Added new permission from plugin pluginmanager: PLUGIN_PLUGINMANAGER_MANAGE (needs: "Need(method='role', value='plugin_pluginmanager_manage')")
2021-04-09 16:20:57,830 - octoprint.server - INFO - Added new permission from plugin pluginmanager: PLUGIN_PLUGINMANAGER_INSTALL (needs: "Need(method='role', value='plugin_pluginmanager_manage'), Need(method='role', value='plugin_pluginmanager_install')")
2021-04-09 16:20:57,832 - octoprint.server - INFO - Added new permission from plugin softwareupdate: PLUGIN_SOFTWAREUPDATE_CHECK (needs: "Need(method='role', value='plugin_softwareupdate_check')")
2021-04-09 16:20:57,834 - octoprint.server - INFO - Added new permission from plugin softwareupdate: PLUGIN_SOFTWAREUPDATE_UPDATE (needs: "Need(method='role', value='plugin_softwareupdate_update')")
2021-04-09 16:20:57,835 - octoprint.server - INFO - Added new permission from plugin softwareupdate: PLUGIN_SOFTWAREUPDATE_CONFIGURE (needs: "Need(method='role', value='plugin_softwareupdate_configure')")
2021-04-09 16:20:59,158 - octoprint.util.pip - INFO - Using "/home/pi/oprint/bin/python3 -m pip" as command to invoke pip
2021-04-09 16:21:00,141 - octoprint.util.pip - INFO - Version of pip is 20.3.3
2021-04-09 16:21:00,142 - octoprint.util.pip - INFO - pip installs to /home/pi/oprint/lib/python3.7/site-packages (writable -> yes), --user flag needed -> no, virtual env -> yes
2021-04-09 16:21:00,143 - octoprint.util.pip - INFO - ==> pip ok -> yes
2021-04-09 16:21:00,226 - octoprint.plugins.softwareupdate - INFO - Loaded version cache from disk
2021-04-09 16:21:00,256 - octoprint.plugin.core - INFO - Initialized 17 plugin implementation(s)
2021-04-09 16:21:00,275 - octoprint.plugin.core - INFO - 17 plugin(s) registered with the system:
|  Action Command Notification Support (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/action_command_notification
|  Action Command Prompt Support (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/action_command_prompt
|  Announcement Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/announcements
|  Anonymous Usage Tracking (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/tracking
|  Application Keys Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/appkeys
|  Backup & Restore (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/backup
|  Core Wizard (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/corewizard
|  Discovery (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/discovery
|  Error Tracking (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking
|  File Check (2021.2.23) (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint_file_check
|  Firmware Check (2021.2.4) (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint_firmware_check
|  GCode Viewer (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/gcodeviewer
|  Logging (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/logging
|  Pi Support Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/pi_support
|  Plugin Manager (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/pluginmanager
|  Software Update (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/softwareupdate
|  Virtual Printer (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/virtual_printer
Prefix legend: ! = disabled, # = blacklisted, * = incompatible
2021-04-09 16:21:00,315 - octoprint.environment - INFO - Detected environment is Python 3.7.3 under Linux (linux). Details:
|  hardware:
|      cores: 4
|      freq: 1200.0
|      ram: 915722240
|  os:
|      bits: 32
|      id: linux
|      platform: linux
|  plugins:
|      pi_support:
|          model: Raspberry Pi 3 Model B Rev 1.2
|          octopi_version: 0.18.0
|          throttle_state: '0x0'
|  python:
|      pip: 20.3.3
|      version: 3.7.3
|      virtualenv: /home/pi/oprint
2021-04-09 16:21:00,332 - octoprint.server - INFO - Reset webasset folder /home/pi/.octoprint/generated/webassets...
2021-04-09 16:21:00,353 - octoprint.server - INFO - Reset webasset folder /home/pi/.octoprint/generated/.webassets-cache...
2021-04-09 16:21:01,235 - octoprint.server - INFO - Shutting down intermediary server...
2021-04-09 16:21:01,368 - octoprint.server - INFO - Intermediary server shut down
2021-04-09 16:21:01,371 - octoprint.events - INFO - Processing startup event, this is our first event
2021-04-09 16:21:01,371 - octoprint.events - INFO - Adding 2 events to queue that were held back before startup event
2021-04-09 16:21:01,372 - octoprint.filemanager - INFO - Adding backlog items from all storage types to analysis queue...
2021-04-09 16:21:01,381 - octoprint.filemanager - INFO - Added 0 items from storage type "local" to analysis queue
2021-04-09 16:21:01,383 - octoprint.plugins.softwareupdate - INFO - Fetching check overlays from https://plugins.octoprint.org/update_check_overlay.json
2021-04-09 16:21:01,388 - octoprint.server - INFO - Autoconnect on startup is configured, trying to connect to the printer...
2021-04-09 16:21:01,428 - octoprint.plugins.pluginmanager - INFO - Loaded plugin repository data from disk, was still valid
2021-04-09 16:21:01,724 - octoprint.plugins.tracking - INFO - Sent tracking event system_unthrottled, payload: {'throttled_now': False, 'throttled_past': False, 'throttled_mask': 0, 'throttled_voltage_now': False, 'throttled_voltage_past': False, 'throttled_overheat_now': False, 'throttled_overheat_past': False}
2021-04-09 16:21:02,035 - octoprint.server - INFO - Could not find configured serial port {} in the system, cannot automatically connect to a non existing printer. Is it plugged in and booted up yet?
2021-04-09 16:21:02,164 - octoprint.server.util.watchdog - INFO - Running initial scan on watched folder...
2021-04-09 16:21:02,172 - octoprint.server.util.watchdog - INFO - ... initial scan done.
2021-04-09 16:21:03,130 - octoprint.plugins.discovery - INFO - Registered 'OctoPrint instance on octopi._http._tcp.local.' for _http._tcp.local.
2021-04-09 16:21:03,530 - octoprint.plugins.pluginmanager - INFO - Loaded notice data from disk, was still valid
2021-04-09 16:21:03,973 - octoprint.plugins.discovery - INFO - Registered 'OctoPrint instance on octopi._octoprint._tcp.local.' for _octoprint._tcp.local.
2021-04-09 16:21:03,994 - octoprint.plugins.discovery - INFO - Registered OctoPrint instance on octopi for SSDP
2021-04-09 16:21:04,015 - octoprint.server - INFO - Listening on http://127.0.0.1:5000
2021-04-09 16:21:04,103 - octoprint.plugins.pluginmanager - INFO - Loaded plugin repository data from disk, was still valid
2021-04-09 16:21:05,126 - octoprint.util.pip - INFO - Using "/home/pi/oprint/bin/python3 -m pip" as command to invoke pip
2021-04-09 16:21:05,133 - octoprint.util.pip - INFO - pip installs to /home/pi/oprint/lib/python3.7/site-packages (writable -> yes), --user flag needed -> no, virtual env -> yes
2021-04-09 16:21:05,133 - octoprint.util.pip - INFO - ==> pip ok -> yes
2021-04-09 16:21:05,199 - octoprint.plugins.softwareupdate - INFO - Minimum free storage across all update relevant locations is 11.5GB. That is considered sufficient for updating.
2021-04-09 16:21:05,758 - octoprint.plugins.tracking - INFO - Sent tracking event ping, payload: {'octoprint_uptime': 8}
2021-04-09 16:21:06,033 - octoprint.plugins.tracking - INFO - Sent tracking event pong, payload: {'version': '1.5.3', 'os': 'linux', 'bits': 32, 'python': '3.7.3', 'pip': '20.3.3', 'cores': 4, 'freq': 1200.0, 'ram': 915722240, 'pi_model': 'Raspberry Pi 3 Model B Rev 1.2', 'octopi_version': '0.18.0', 'plugins': ''}
2021-04-09 16:21:06,209 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.45/', 'path': '/', 'query_string': 'l10n=de'}
2021-04-09 16:21:06,215 - octoprint.plugins.pluginmanager - INFO - Loaded notice data from disk, was still valid
2021-04-09 16:21:06,234 - octoprint.plugins.tracking - INFO - Sent tracking event startup, payload: {'version': '1.5.3', 'os': 'linux', 'bits': 32, 'python': '3.7.3', 'pip': '20.3.3', 'cores': 4, 'freq': 1200.0, 'ram': 915722240, 'pi_model': 'Raspberry Pi 3 Model B Rev 1.2', 'octopi_version': '0.18.0'}
2021-04-09 16:21:11,288 - octoprint.util.jinja - ERROR - Caught exception while compiling template index.jinja2 at line 181
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/jinja.py", line 227, in _handle_body
    return caller()
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 675, in __call__
    return self._invoke(arguments, autoescape)
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 679, in _invoke
    rv = self._func(*arguments)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/templates/index.jinja2", line 409, in macro
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking/templates/errortracking_javascripts.jinja2", line 44, in root
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 290, in call
    return __obj(*args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/ext/jinja2.py", line 187, in _render_assets
    urls = bundle.urls(calculate_sri=True)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 833, in urls
    urls.extend(bundle._urls(new_ctx, extra_filters, *args, **kwargs))
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 768, in _urls
    *args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 620, in _build
    force, disable_cache=disable_cache, extra_filters=extra_filters)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 505, in _merge_and_apply
    filters_to_pass_down, disable_cache=disable_cache)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 544, in _merge_and_apply
    kwargs=item_data)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 280, in apply
    return self._wrap_cache(key, func)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 259, in fixed_wrap_cache
    content = self.cache.get(key)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 218, in fixed_get
    hash = make_md5(self.V, key)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 84, in make_md5
    for d in walk(data):
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 67, in walk
    yield obj.data().encode('utf-8')
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 80, in data
    return f.read()
  File "/home/pi/oprint/lib/python3.7/codecs.py", line 322, in decode
    (result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x80 in position 0: invalid start byte
2021-04-09 16:21:11,316 - octoprint.server.preemptive_cache - INFO - ... done in 5.11s
2021-04-09 16:21:11,317 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.44/', 'path': '/', 'query_string': 'l10n=de'}
2021-04-09 16:21:11,533 - octoprint.util.jinja - ERROR - Caught exception while compiling template index.jinja2 at line 181
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/jinja.py", line 227, in _handle_body
    return caller()
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 675, in __call__
    return self._invoke(arguments, autoescape)
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 679, in _invoke
    rv = self._func(*arguments)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/templates/index.jinja2", line 409, in macro
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking/templates/errortracking_javascripts.jinja2", line 44, in root
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 290, in call
    return __obj(*args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/ext/jinja2.py", line 187, in _render_assets
    urls = bundle.urls(calculate_sri=True)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 833, in urls
    urls.extend(bundle._urls(new_ctx, extra_filters, *args, **kwargs))
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 768, in _urls
    *args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 620, in _build
    force, disable_cache=disable_cache, extra_filters=extra_filters)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 505, in _merge_and_apply
    filters_to_pass_down, disable_cache=disable_cache)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 544, in _merge_and_apply
    kwargs=item_data)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 280, in apply
    return self._wrap_cache(key, func)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 259, in fixed_wrap_cache
    content = self.cache.get(key)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 218, in fixed_get
    hash = make_md5(self.V, key)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 84, in make_md5
    for d in walk(data):
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 67, in walk
    yield obj.data().encode('utf-8')
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 80, in data
    return f.read()
  File "/home/pi/oprint/lib/python3.7/codecs.py", line 322, in decode
    (result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x80 in position 0: invalid start byte
2021-04-09 16:21:11,547 - octoprint.server.preemptive_cache - INFO - ... done in 0.23s
2021-04-09 16:21:11,548 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.45/', 'path': '/', 'query_string': 'l10n=en'}
2021-04-09 16:21:11,984 - octoprint.util.jinja - ERROR - Caught exception while compiling template index.jinja2 at line 181
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/jinja.py", line 227, in _handle_body
    return caller()
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 675, in __call__
    return self._invoke(arguments, autoescape)
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 679, in _invoke
    rv = self._func(*arguments)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/templates/index.jinja2", line 409, in macro
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking/templates/errortracking_javascripts.jinja2", line 44, in root
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 290, in call
    return __obj(*args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/ext/jinja2.py", line 187, in _render_assets
    urls = bundle.urls(calculate_sri=True)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 833, in urls
    urls.extend(bundle._urls(new_ctx, extra_filters, *args, **kwargs))
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 768, in _urls
    *args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 620, in _build
    force, disable_cache=disable_cache, extra_filters=extra_filters)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 505, in _merge_and_apply
    filters_to_pass_down, disable_cache=disable_cache)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 544, in _merge_and_apply
    kwargs=item_data)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 280, in apply
    return self._wrap_cache(key, func)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 259, in fixed_wrap_cache
    content = self.cache.get(key)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 218, in fixed_get
    hash = make_md5(self.V, key)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 84, in make_md5
    for d in walk(data):
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 67, in walk
    yield obj.data().encode('utf-8')
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 80, in data
    return f.read()
  File "/home/pi/oprint/lib/python3.7/codecs.py", line 322, in decode
    (result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x80 in position 0: invalid start byte
2021-04-09 16:21:11,998 - octoprint.server.preemptive_cache - INFO - ... done in 0.45s
2021-04-10 10:47:38,436 - octoprint.server.heartbeat - INFO - Server heartbeat <3
2021-04-10 10:47:38,676 - octoprint.plugins.tracking - INFO - Sent tracking event ping, payload: {'octoprint_uptime': 19}
2021-04-10 10:48:13,234 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 12.13ms
2021-04-10 10:48:15,664 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 20.01ms
2021-04-10 10:48:27,055 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 10.87ms
2021-04-10 10:48:53,030 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 14.12ms
2021-04-10 10:49:19,964 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 11.07ms
2021-04-10 10:49:45,272 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 15.74ms
2021-04-10 10:49:50,639 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 14.04ms
2021-04-10 10:51:04,032 - octoprint.plugins.softwareupdate - INFO - Fetching check overlays from https://plugins.octoprint.org/update_check_overlay.json
2021-04-10 10:51:04,599 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 7.93ms
2021-04-10 10:51:09,428 - octoprint.server.util.sockjs - INFO - New connection from client: ::ffff:192.168.178.22
2021-04-10 10:51:09,764 - tornado.access - WARNING - 409 GET /api/printer?history=true&exclude=state,sd (::ffff:192.168.178.22) 7.62ms
2021-04-10 10:51:10,220 - octoprint.server.util.flask - INFO - Passively logging in user Jakub from ::ffff:192.168.178.22
2021-04-10 10:51:10,220 - octoprint.access.users - INFO - Logged in user: Jakub
2021-04-10 10:51:10,317 - octoprint.server.util.sockjs - INFO - User Jakub logged in on the socket from client ::ffff:192.168.178.22
2021-04-10 10:51:17,646 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 15.43ms
2021-04-10 10:51:22,792 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 10.83ms
2021-04-10 10:51:39,058 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 15.51ms
2021-04-10 10:51:49,721 - octoprint.util.comm - INFO - Changing monitoring state from "Offline" to "Detecting serial connection"
2021-04-10 10:51:49,723 - octoprint.util.comm - INFO - Serial detection: Performing autodetection with 7 port/baudrate candidates: /dev/ttyUSB0@115200, /dev/ttyUSB0@250000, /dev/ttyUSB0@230400, /dev/ttyUSB0@57600, /dev/ttyUSB0@38400, /dev/ttyUSB0@19200, /dev/ttyUSB0@9600
2021-04-10 10:51:49,723 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 115200
2021-04-10 10:51:49,724 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 115200
2021-04-10 10:51:49,760 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 115200 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 10:51:49,761 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 115200, skipping
2021-04-10 10:51:49,761 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 250000
2021-04-10 10:51:49,762 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 250000
2021-04-10 10:51:49,769 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 250000 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 10:51:49,769 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 250000, skipping
2021-04-10 10:51:49,769 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 230400
2021-04-10 10:51:49,770 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 230400
2021-04-10 10:51:49,777 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 230400 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 10:51:49,778 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 230400, skipping
2021-04-10 10:51:49,778 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 57600
2021-04-10 10:51:49,779 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 57600
2021-04-10 10:51:49,785 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 57600 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 10:51:49,787 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 57600, skipping
2021-04-10 10:51:49,789 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 38400
2021-04-10 10:51:49,791 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 38400
2021-04-10 10:51:49,794 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 38400 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 10:51:49,795 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 38400, skipping
2021-04-10 10:51:49,795 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 19200
2021-04-10 10:51:49,796 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 19200
2021-04-10 10:51:49,800 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 19200 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 10:51:49,803 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 19200, skipping
2021-04-10 10:51:49,805 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 9600
2021-04-10 10:51:49,808 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 9600
2021-04-10 10:51:49,811 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 9600 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 10:51:49,812 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 9600, skipping
2021-04-10 10:51:49,813 - octoprint.util.comm - INFO - Changing monitoring state from "Detecting serial connection" to "Error: No more candidates to test, and no working port/baudrate combination detected."
2021-04-10 10:51:49,815 - octoprint.util.comm - INFO - Changing monitoring state from "Error: No more candidates to test, and no working port/baudrate combination detected." to "Offline (Error: No more candidates to test, and no working port/baudrate combination detected.)"
2021-04-10 10:51:49,850 - octoprint.plugins.action_command_notification - INFO - Notifications cleared
2021-04-10 10:51:55,013 - octoprint.plugins.tracking - INFO - Sent tracking event commerror_autodetect, payload: {'commerror_text': 'No more candidates to test, and no working port/baudrate combination detected.'}
2021-04-10 10:52:00,891 - octoprint.util.comm - INFO - Changing monitoring state from "Offline" to "Detecting serial connection"
2021-04-10 10:52:00,893 - octoprint.util.comm - INFO - Serial detection: Performing autodetection with 7 port/baudrate candidates: /dev/ttyUSB0@115200, /dev/ttyUSB0@250000, /dev/ttyUSB0@230400, /dev/ttyUSB0@57600, /dev/ttyUSB0@38400, /dev/ttyUSB0@19200, /dev/ttyUSB0@9600
2021-04-10 10:52:00,894 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 115200
2021-04-10 10:52:00,894 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 115200
2021-04-10 10:52:00,905 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 115200 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 10:52:00,908 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 115200, skipping
2021-04-10 10:52:00,911 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 250000
2021-04-10 10:52:00,917 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 250000
2021-04-10 10:52:00,926 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 250000 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 10:52:00,926 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 250000, skipping
2021-04-10 10:52:00,926 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 230400
2021-04-10 10:52:00,927 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 230400
2021-04-10 10:52:00,943 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 230400 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 10:52:00,943 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 230400, skipping
2021-04-10 10:52:00,943 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 57600
2021-04-10 10:52:00,944 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 57600
2021-04-10 10:52:00,953 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 57600 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 10:52:00,954 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 57600, skipping
2021-04-10 10:52:00,954 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 38400
2021-04-10 10:52:00,955 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 38400
2021-04-10 10:52:00,958 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 38400 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 10:52:00,960 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 38400, skipping
2021-04-10 10:52:00,961 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 19200
2021-04-10 10:52:00,964 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 19200
2021-04-10 10:52:00,969 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 19200 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 10:52:00,969 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 19200, skipping
2021-04-10 10:52:00,970 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 9600
2021-04-10 10:52:00,971 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 9600
2021-04-10 10:52:00,974 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 9600 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 10:52:00,980 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 9600, skipping
2021-04-10 10:52:00,982 - octoprint.util.comm - INFO - Changing monitoring state from "Detecting serial connection" to "Error: No more candidates to test, and no working port/baudrate combination detected."
2021-04-10 10:52:00,984 - octoprint.util.comm - INFO - Changing monitoring state from "Error: No more candidates to test, and no working port/baudrate combination detected." to "Offline (Error: No more candidates to test, and no working port/baudrate combination detected.)"
2021-04-10 10:52:01,019 - octoprint.plugins.action_command_notification - INFO - Notifications cleared
2021-04-10 10:52:01,204 - octoprint.plugins.tracking - INFO - Sent tracking event commerror_autodetect, payload: {'commerror_text': 'No more candidates to test, and no working port/baudrate combination detected.'}
2021-04-10 10:52:31,032 - octoprint.server.util.sockjs - INFO - Client connection closed: ::ffff:192.168.178.22
2021-04-10 10:53:15,099 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 14.47ms
2021-04-10 10:51:27,597 - octoprint.startup - INFO - ******************************************************************************
2021-04-10 10:51:27,599 - octoprint.startup - INFO - Starting OctoPrint 1.5.3
2021-04-10 10:51:27,601 - octoprint.startup - INFO - ******************************************************************************
2021-04-10 10:51:34,230 - octoprint.util.connectivity.connectivity_checker - INFO - Connectivity state is currently: offline
2021-04-10 10:51:34,231 - octoprint.util.connectivity.connectivity_checker - INFO - Connecting to 8.8.8.8:53 is not working
2021-04-10 10:51:34,231 - octoprint.util.connectivity.connectivity_checker - INFO - Resolving octoprint.org is not working
2021-04-10 10:51:34,242 - octoprint.startup - INFO - We don't appear to be online, not fetching plugin blacklist
2021-04-10 10:51:34,389 - octoprint.plugin.core - INFO - Loading plugins from /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins, /home/pi/.octoprint/plugins and installed plugin packages...
2021-04-10 10:51:36,425 - octoprint.startup - INFO - Added settings overlay from plugin firmware_check
2021-04-10 10:51:36,428 - octoprint.plugin.core - INFO - Found 17 plugin(s) providing 17 mixin implementations, 34 hook handlers
2021-04-10 10:51:36,621 - octoprint.server.heartbeat - INFO - Starting server heartbeat, 900.0s interval
2021-04-10 10:51:36,649 - octoprint.server - INFO - Intermediary server started
2021-04-10 10:51:36,683 - octoprint.filemanager.storage - INFO - Initializing the file metadata for /home/pi/.octoprint/uploads...
2021-04-10 10:51:37,123 - octoprint.filemanager.storage - INFO - ... file metadata for /home/pi/.octoprint/uploads initialized successfully.
2021-04-10 10:51:37,127 - octoprint.server - INFO - Added new permission from plugin action_command_notification: PLUGIN_ACTION_COMMAND_NOTIFICATION_SHOW (needs: "Need(method='role', value='plugin_action_command_notification_show')")
2021-04-10 10:51:37,128 - octoprint.server - INFO - Added new permission from plugin action_command_notification: PLUGIN_ACTION_COMMAND_NOTIFICATION_CLEAR (needs: "Need(method='role', value='plugin_action_command_notification_clear')")
2021-04-10 10:51:37,128 - octoprint.server - INFO - Added new permission from plugin action_command_prompt: PLUGIN_ACTION_COMMAND_PROMPT_INTERACT (needs: "Need(method='role', value='plugin_action_command_prompt_interact')")
2021-04-10 10:51:37,129 - octoprint.server - INFO - Added new permission from plugin announcements: PLUGIN_ANNOUNCEMENTS_READ (needs: "Need(method='role', value='plugin_announcements_read')")
2021-04-10 10:51:37,129 - octoprint.server - INFO - Added new permission from plugin announcements: PLUGIN_ANNOUNCEMENTS_MANAGE (needs: "Need(method='role', value='plugin_announcements_manage'), Need(method='role', value='plugin_announcements_read')")
2021-04-10 10:51:37,130 - octoprint.server - INFO - Added new permission from plugin appkeys: PLUGIN_APPKEYS_ADMIN (needs: "Need(method='role', value='plugin_appkeys_admin')")
2021-04-10 10:51:37,131 - octoprint.server - INFO - Added new permission from plugin backup: PLUGIN_BACKUP_ACCESS (needs: "Need(method='role', value='plugin_backup_access')")
2021-04-10 10:51:37,131 - octoprint.server - INFO - Added new permission from plugin firmware_check: PLUGIN_FIRMWARE_CHECK_DISPLAY (needs: "Need(method='role', value='plugin_firmware_check_display')")
2021-04-10 10:51:37,132 - octoprint.server - INFO - Added new permission from plugin logging: PLUGIN_LOGGING_MANAGE (needs: "Need(method='role', value='plugin_logging_manage')")
2021-04-10 10:51:37,132 - octoprint.server - INFO - Added new permission from plugin pi_support: PLUGIN_PI_SUPPORT_STATUS (needs: "Need(method='role', value='plugin_pi_support_check')")
2021-04-10 10:51:37,137 - octoprint.server - INFO - Added new permission from plugin pluginmanager: PLUGIN_PLUGINMANAGER_MANAGE (needs: "Need(method='role', value='plugin_pluginmanager_manage')")
2021-04-10 10:51:37,139 - octoprint.server - INFO - Added new permission from plugin pluginmanager: PLUGIN_PLUGINMANAGER_INSTALL (needs: "Need(method='role', value='plugin_pluginmanager_manage'), Need(method='role', value='plugin_pluginmanager_install')")
2021-04-10 10:51:37,141 - octoprint.server - INFO - Added new permission from plugin softwareupdate: PLUGIN_SOFTWAREUPDATE_CHECK (needs: "Need(method='role', value='plugin_softwareupdate_check')")
2021-04-10 10:51:37,143 - octoprint.server - INFO - Added new permission from plugin softwareupdate: PLUGIN_SOFTWAREUPDATE_UPDATE (needs: "Need(method='role', value='plugin_softwareupdate_update')")
2021-04-10 10:51:37,144 - octoprint.server - INFO - Added new permission from plugin softwareupdate: PLUGIN_SOFTWAREUPDATE_CONFIGURE (needs: "Need(method='role', value='plugin_softwareupdate_configure')")
2021-04-10 10:51:38,432 - octoprint.util.pip - INFO - Using "/home/pi/oprint/bin/python3 -m pip" as command to invoke pip
2021-04-10 10:51:39,409 - octoprint.util.pip - INFO - Version of pip is 20.3.3
2021-04-10 10:51:39,411 - octoprint.util.pip - INFO - pip installs to /home/pi/oprint/lib/python3.7/site-packages (writable -> yes), --user flag needed -> no, virtual env -> yes
2021-04-10 10:51:39,411 - octoprint.util.pip - INFO - ==> pip ok -> yes
2021-04-10 10:51:39,491 - octoprint.plugins.softwareupdate - INFO - Loaded version cache from disk
2021-04-10 10:51:39,523 - octoprint.plugin.core - INFO - Initialized 17 plugin implementation(s)
2021-04-10 10:51:39,545 - octoprint.plugin.core - INFO - 17 plugin(s) registered with the system:
|  Action Command Notification Support (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/action_command_notification
|  Action Command Prompt Support (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/action_command_prompt
|  Announcement Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/announcements
|  Anonymous Usage Tracking (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/tracking
|  Application Keys Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/appkeys
|  Backup & Restore (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/backup
|  Core Wizard (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/corewizard
|  Discovery (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/discovery
|  Error Tracking (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking
|  File Check (2021.2.23) (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint_file_check
|  Firmware Check (2021.2.4) (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint_firmware_check
|  GCode Viewer (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/gcodeviewer
|  Logging (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/logging
|  Pi Support Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/pi_support
|  Plugin Manager (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/pluginmanager
|  Software Update (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/softwareupdate
|  Virtual Printer (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/virtual_printer
Prefix legend: ! = disabled, # = blacklisted, * = incompatible
2021-04-10 10:51:39,589 - octoprint.environment - INFO - Detected environment is Python 3.7.3 under Linux (linux). Details:
|  hardware:
|      cores: 4
|      freq: 1200.0
|      ram: 915722240
|  os:
|      bits: 32
|      id: linux
|      platform: linux
|  plugins:
|      pi_support:
|          model: Raspberry Pi 3 Model B Rev 1.2
|          octopi_version: 0.18.0
|          throttle_state: '0x0'
|  python:
|      pip: 20.3.3
|      version: 3.7.3
|      virtualenv: /home/pi/oprint
2021-04-10 10:51:39,604 - octoprint.server - INFO - Reset webasset folder /home/pi/.octoprint/generated/webassets...
2021-04-10 10:51:39,607 - octoprint.server - INFO - Reset webasset folder /home/pi/.octoprint/generated/.webassets-cache...
2021-04-10 10:51:40,522 - octoprint.server - INFO - Shutting down intermediary server...
2021-04-10 10:51:40,660 - octoprint.server - INFO - Intermediary server shut down
2021-04-10 10:51:40,662 - octoprint.events - INFO - Processing startup event, this is our first event
2021-04-10 10:51:40,663 - octoprint.events - INFO - Adding 1 events to queue that were held back before startup event
2021-04-10 10:51:40,664 - octoprint.filemanager - INFO - Adding backlog items from all storage types to analysis queue...
2021-04-10 10:51:40,671 - octoprint.server.util.watchdog - INFO - Running initial scan on watched folder...
2021-04-10 10:51:40,674 - octoprint.filemanager - INFO - Added 0 items from storage type "local" to analysis queue
2021-04-10 10:51:40,676 - octoprint.server.util.watchdog - INFO - ... initial scan done.
2021-04-10 10:51:41,495 - octoprint.plugins.discovery - INFO - Registered 'OctoPrint instance on octopi._http._tcp.local.' for _http._tcp.local.
2021-04-10 10:51:42,310 - octoprint.plugins.discovery - INFO - Registered 'OctoPrint instance on octopi._octoprint._tcp.local.' for _octoprint._tcp.local.
2021-04-10 10:51:42,364 - octoprint.server - INFO - Listening on http://127.0.0.1:5000
2021-04-10 10:51:42,389 - octoprint.plugins.announcements - INFO - Looks like we are offline, can't fetch announcements for channel _important from network
2021-04-10 10:51:42,391 - octoprint.plugins.announcements - INFO - Looks like we are offline, can't fetch announcements for channel _releases from network
2021-04-10 10:51:42,394 - octoprint.plugins.announcements - INFO - Looks like we are offline, can't fetch announcements for channel _blog from network
2021-04-10 10:51:42,398 - octoprint.plugins.announcements - INFO - Looks like we are offline, can't fetch announcements for channel _plugins from network
2021-04-10 10:51:42,421 - octoprint.plugins.announcements - INFO - Looks like we are offline, can't fetch announcements for channel _octopi from network
2021-04-10 10:51:42,470 - octoprint.plugins.pluginmanager - INFO - Loaded plugin repository data from disk, was still valid
2021-04-10 10:51:43,560 - octoprint.util.pip - INFO - Using "/home/pi/oprint/bin/python3 -m pip" as command to invoke pip
2021-04-10 10:51:43,569 - octoprint.util.pip - INFO - pip installs to /home/pi/oprint/lib/python3.7/site-packages (writable -> yes), --user flag needed -> no, virtual env -> yes
2021-04-10 10:51:43,569 - octoprint.util.pip - INFO - ==> pip ok -> yes
2021-04-10 10:51:43,581 - octoprint.plugins.softwareupdate - INFO - Minimum free storage across all update relevant locations is 11.5GB. That is considered sufficient for updating.
2021-04-10 10:51:43,581 - octoprint.plugins.softwareupdate - INFO - Not fetching check overlays, we are offline
2021-04-10 10:51:44,664 - octoprint.util.connectivity.connectivity_checker - INFO - Connectivity changed from offline to online
2021-04-10 10:51:44,719 - octoprint.plugins.pluginmanager - INFO - Loaded plugin repository data from disk, was still valid
2021-04-10 10:51:45,030 - octoprint.plugins.announcements - INFO - Loaded channel _important from https://octoprint.org/feeds/important.xml in 0.35s
2021-04-10 10:51:45,057 - octoprint.plugins.pluginmanager - INFO - Loaded plugin notices data from https://plugins.octoprint.org/notices.json
2021-04-10 10:51:45,640 - octoprint.plugins.announcements - INFO - Loaded channel _releases from https://octoprint.org/feeds/releases.xml in 0.27s
2021-04-10 10:51:46,118 - octoprint.plugins.announcements - INFO - Loaded channel _blog from https://octoprint.org/feeds/octoblog.xml in 0.25s
2021-04-10 10:51:46,568 - octoprint.plugins.announcements - INFO - Loaded channel _plugins from https://plugins.octoprint.org/feed.xml in 0.25s
2021-04-10 10:51:46,793 - octoprint.util.pip - INFO - Using "/home/pi/oprint/bin/python3 -m pip" as command to invoke pip
2021-04-10 10:51:46,799 - octoprint.util.pip - INFO - pip installs to /home/pi/oprint/lib/python3.7/site-packages (writable -> yes), --user flag needed -> no, virtual env -> yes
2021-04-10 10:51:46,799 - octoprint.util.pip - INFO - ==> pip ok -> yes
2021-04-10 10:51:46,965 - octoprint.plugins.pluginmanager - INFO - Loaded notice data from disk, was still valid
2021-04-10 10:51:46,978 - octoprint.plugins.softwareupdate - INFO - Saved version cache to disk
2021-04-10 10:51:47,093 - octoprint.plugins.announcements - INFO - Loaded channel _octopi from https://octoprint.org/feeds/octopi.xml in 0.29s
2021-04-10 10:51:47,224 - octoprint.plugins.tracking - INFO - Sent tracking event ping, payload: {'octoprint_uptime': 10}
2021-04-10 10:51:47,245 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.45/', 'path': '/', 'query_string': 'l10n=de'}
2021-04-10 10:51:47,407 - octoprint.plugins.tracking - INFO - Sent tracking event pong, payload: {'version': '1.5.3', 'os': 'linux', 'bits': 32, 'python': '3.7.3', 'pip': '20.3.3', 'cores': 4, 'freq': 1200.0, 'ram': 915722240, 'pi_model': 'Raspberry Pi 3 Model B Rev 1.2', 'octopi_version': '0.18.0', 'plugins': ''}
2021-04-10 10:51:47,573 - octoprint.plugins.tracking - INFO - Sent tracking event startup, payload: {'version': '1.5.3', 'os': 'linux', 'bits': 32, 'python': '3.7.3', 'pip': '20.3.3', 'cores': 4, 'freq': 1200.0, 'ram': 915722240, 'pi_model': 'Raspberry Pi 3 Model B Rev 1.2', 'octopi_version': '0.18.0'}
2021-04-10 10:51:52,356 - octoprint.util.jinja - ERROR - Caught exception while compiling template index.jinja2 at line 181
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/jinja.py", line 227, in _handle_body
    return caller()
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 675, in __call__
    return self._invoke(arguments, autoescape)
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 679, in _invoke
    rv = self._func(*arguments)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/templates/index.jinja2", line 409, in macro
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking/templates/errortracking_javascripts.jinja2", line 44, in root
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 290, in call
    return __obj(*args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/ext/jinja2.py", line 187, in _render_assets
    urls = bundle.urls(calculate_sri=True)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 833, in urls
    urls.extend(bundle._urls(new_ctx, extra_filters, *args, **kwargs))
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 768, in _urls
    *args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 620, in _build
    force, disable_cache=disable_cache, extra_filters=extra_filters)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 505, in _merge_and_apply
    filters_to_pass_down, disable_cache=disable_cache)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 544, in _merge_and_apply
    kwargs=item_data)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 280, in apply
    return self._wrap_cache(key, func)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 259, in fixed_wrap_cache
    content = self.cache.get(key)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 218, in fixed_get
    hash = make_md5(self.V, key)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 84, in make_md5
    for d in walk(data):
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 67, in walk
    yield obj.data().encode('utf-8')
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 80, in data
    return f.read()
  File "/home/pi/oprint/lib/python3.7/codecs.py", line 322, in decode
    (result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x80 in position 0: invalid start byte
2021-04-10 10:51:52,371 - octoprint.server.preemptive_cache - INFO - ... done in 5.13s
2021-04-10 10:51:52,372 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.44/', 'path': '/', 'query_string': 'l10n=de'}
2021-04-10 10:51:52,600 - octoprint.util.jinja - ERROR - Caught exception while compiling template index.jinja2 at line 181
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/jinja.py", line 227, in _handle_body
    return caller()
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 675, in __call__
    return self._invoke(arguments, autoescape)
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 679, in _invoke
    rv = self._func(*arguments)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/templates/index.jinja2", line 409, in macro
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking/templates/errortracking_javascripts.jinja2", line 44, in root
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 290, in call
    return __obj(*args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/ext/jinja2.py", line 187, in _render_assets
    urls = bundle.urls(calculate_sri=True)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 833, in urls
    urls.extend(bundle._urls(new_ctx, extra_filters, *args, **kwargs))
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 768, in _urls
    *args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 620, in _build
    force, disable_cache=disable_cache, extra_filters=extra_filters)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 505, in _merge_and_apply
    filters_to_pass_down, disable_cache=disable_cache)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 544, in _merge_and_apply
    kwargs=item_data)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 280, in apply
    return self._wrap_cache(key, func)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 259, in fixed_wrap_cache
    content = self.cache.get(key)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 218, in fixed_get
    hash = make_md5(self.V, key)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 84, in make_md5
    for d in walk(data):
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 67, in walk
    yield obj.data().encode('utf-8')
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 80, in data
    return f.read()
  File "/home/pi/oprint/lib/python3.7/codecs.py", line 322, in decode
    (result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x80 in position 0: invalid start byte
2021-04-10 10:51:52,613 - octoprint.server.preemptive_cache - INFO - ... done in 0.24s
2021-04-10 10:51:52,613 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.45/', 'path': '/', 'query_string': 'l10n=en'}
2021-04-10 10:51:53,052 - octoprint.util.jinja - ERROR - Caught exception while compiling template index.jinja2 at line 181
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/jinja.py", line 227, in _handle_body
    return caller()
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 675, in __call__
    return self._invoke(arguments, autoescape)
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 679, in _invoke
    rv = self._func(*arguments)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/templates/index.jinja2", line 409, in macro
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking/templates/errortracking_javascripts.jinja2", line 44, in root
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 290, in call
    return __obj(*args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/ext/jinja2.py", line 187, in _render_assets
    urls = bundle.urls(calculate_sri=True)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 833, in urls
    urls.extend(bundle._urls(new_ctx, extra_filters, *args, **kwargs))
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 768, in _urls
    *args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 620, in _build
    force, disable_cache=disable_cache, extra_filters=extra_filters)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 505, in _merge_and_apply
    filters_to_pass_down, disable_cache=disable_cache)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 544, in _merge_and_apply
    kwargs=item_data)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 280, in apply
    return self._wrap_cache(key, func)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 259, in fixed_wrap_cache
    content = self.cache.get(key)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 218, in fixed_get
    hash = make_md5(self.V, key)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 84, in make_md5
    for d in walk(data):
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 67, in walk
    yield obj.data().encode('utf-8')
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 80, in data
    return f.read()
  File "/home/pi/oprint/lib/python3.7/codecs.py", line 322, in decode
    (result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x80 in position 0: invalid start byte
2021-04-10 10:51:53,065 - octoprint.server.preemptive_cache - INFO - ... done in 0.45s
2021-04-10 10:57:12,318 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 12.21ms
2021-04-10 10:58:42,137 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 17.67ms
2021-04-10 11:00:00,516 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 13.77ms
2021-04-10 11:01:11,953 - octoprint.server.util.sockjs - INFO - New connection from client: ::ffff:192.168.178.22
2021-04-10 11:01:12,032 - octoprint.server.util.flask - INFO - Passively logging in user Jakub from ::ffff:192.168.178.22
2021-04-10 11:01:12,032 - octoprint.access.users - INFO - Logged in user: Jakub
2021-04-10 11:01:12,076 - octoprint.server.util.sockjs - INFO - User Jakub logged in on the socket from client ::ffff:192.168.178.22
2021-04-10 11:01:12,096 - octoprint.server.util.sockjs - INFO - User Jakub logged in on the socket from client ::ffff:192.168.178.22
2021-04-10 11:01:16,355 - octoprint.util.comm - INFO - Changing monitoring state from "Offline" to "Detecting serial connection"
2021-04-10 11:01:16,357 - octoprint.util.comm - INFO - Serial detection: Performing autodetection with 7 port/baudrate candidates: /dev/ttyUSB0@115200, /dev/ttyUSB0@250000, /dev/ttyUSB0@230400, /dev/ttyUSB0@57600, /dev/ttyUSB0@38400, /dev/ttyUSB0@19200, /dev/ttyUSB0@9600
2021-04-10 11:01:16,357 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 115200
2021-04-10 11:01:16,358 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 115200
2021-04-10 11:01:16,400 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 115200 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:01:16,401 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 115200, skipping
2021-04-10 11:01:16,401 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 250000
2021-04-10 11:01:16,402 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 250000
2021-04-10 11:01:16,407 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 250000 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:01:16,410 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 250000, skipping
2021-04-10 11:01:16,413 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 230400
2021-04-10 11:01:16,416 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 230400
2021-04-10 11:01:16,420 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 230400 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:01:16,422 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 230400, skipping
2021-04-10 11:01:16,425 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 57600
2021-04-10 11:01:16,427 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 57600
2021-04-10 11:01:16,432 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 57600 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:01:16,437 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 57600, skipping
2021-04-10 11:01:16,439 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 38400
2021-04-10 11:01:16,467 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 38400
2021-04-10 11:01:16,495 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 38400 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:01:16,507 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 38400, skipping
2021-04-10 11:01:16,514 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 19200
2021-04-10 11:01:16,517 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 19200
2021-04-10 11:01:16,525 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 19200 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:01:16,526 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 19200, skipping
2021-04-10 11:01:16,526 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 9600
2021-04-10 11:01:16,527 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 9600
2021-04-10 11:01:16,538 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 9600 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:01:16,546 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 9600, skipping
2021-04-10 11:01:16,550 - octoprint.util.comm - INFO - Changing monitoring state from "Detecting serial connection" to "Error: No more candidates to test, and no working port/baudrate combination detected."
2021-04-10 11:01:16,554 - octoprint.util.comm - INFO - Changing monitoring state from "Error: No more candidates to test, and no working port/baudrate combination detected." to "Offline (Error: No more candidates to test, and no working port/baudrate combination detected.)"
2021-04-10 11:01:16,598 - octoprint.plugins.action_command_notification - INFO - Notifications cleared
2021-04-10 11:01:16,754 - octoprint.plugins.tracking - INFO - Sent tracking event commerror_autodetect, payload: {'commerror_text': 'No more candidates to test, and no working port/baudrate combination detected.'}
2021-04-10 11:01:30,313 - octoprint.server.api.system - INFO - Performing command for core:restart: sudo service octoprint restart
2021-04-10 11:01:30,521 - octoprint.server - INFO - Shutting down...
2021-04-10 11:01:30,528 - octoprint.server.api.system - WARNING - Command for core:restart failed with return code -15:
! STDOUT: 
! STDERR: 
2021-04-10 11:01:31,188 - octoprint.server - INFO - Calling on_shutdown on plugins
2021-04-10 11:01:31,193 - octoprint.events - INFO - Processing shutdown event, this will be our last event
2021-04-10 11:01:31,202 - octoprint.events - INFO - Event loop shut down
2021-04-10 11:01:31,909 - octoprint.plugins.tracking - INFO - Sent tracking event shutdown, payload: {}
2021-04-10 11:01:31,912 - octoprint.server - INFO - Goodbye!
2021-04-10 11:01:34,314 - octoprint.startup - INFO - ******************************************************************************
2021-04-10 11:01:34,316 - octoprint.startup - INFO - Starting OctoPrint 1.5.3
2021-04-10 11:01:34,317 - octoprint.startup - INFO - ******************************************************************************
2021-04-10 11:01:34,842 - octoprint.util.connectivity.connectivity_checker - INFO - Connectivity changed from offline to online
2021-04-10 11:01:34,906 - octoprint.util.connectivity.connectivity_checker - INFO - Connectivity state is currently: online
2021-04-10 11:01:34,907 - octoprint.util.connectivity.connectivity_checker - INFO - Connecting to 8.8.8.8:53 is working
2021-04-10 11:01:34,907 - octoprint.util.connectivity.connectivity_checker - INFO - Resolving octoprint.org is working
2021-04-10 11:01:35,106 - octoprint.startup - INFO - Blacklist processing done, adding 12 blacklisted plugin versions: roomtemp (any), GcodeEditor (0.1.1), GcodeEditor (0.2.0), GcodeEditor (0.2.1), GcodeEditor (0.2.2), GcodeEditor (0.2.3), GcodeEditor (0.2.4), GcodeEditor (0.2.5), GcodeEditor (0.2.6), GcodeEditor (0.2.8), gcodeleveling (0.1.0), gcodeleveling (0.1.1)
2021-04-10 11:01:35,161 - octoprint.plugin.core - INFO - Loading plugins from /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins, /home/pi/.octoprint/plugins and installed plugin packages...
2021-04-10 11:01:36,506 - octoprint.startup - INFO - Added settings overlay from plugin firmware_check
2021-04-10 11:01:36,508 - octoprint.plugin.core - INFO - Found 17 plugin(s) providing 17 mixin implementations, 34 hook handlers
2021-04-10 11:01:36,670 - octoprint.server.heartbeat - INFO - Starting server heartbeat, 900.0s interval
2021-04-10 11:01:36,679 - octoprint.server - INFO - Intermediary server started
2021-04-10 11:01:36,711 - octoprint.filemanager.storage - INFO - Initializing the file metadata for /home/pi/.octoprint/uploads...
2021-04-10 11:01:37,137 - octoprint.filemanager.storage - INFO - ... file metadata for /home/pi/.octoprint/uploads initialized successfully.
2021-04-10 11:01:37,141 - octoprint.server - INFO - Added new permission from plugin action_command_notification: PLUGIN_ACTION_COMMAND_NOTIFICATION_SHOW (needs: "Need(method='role', value='plugin_action_command_notification_show')")
2021-04-10 11:01:37,142 - octoprint.server - INFO - Added new permission from plugin action_command_notification: PLUGIN_ACTION_COMMAND_NOTIFICATION_CLEAR (needs: "Need(method='role', value='plugin_action_command_notification_clear')")
2021-04-10 11:01:37,142 - octoprint.server - INFO - Added new permission from plugin action_command_prompt: PLUGIN_ACTION_COMMAND_PROMPT_INTERACT (needs: "Need(method='role', value='plugin_action_command_prompt_interact')")
2021-04-10 11:01:37,143 - octoprint.server - INFO - Added new permission from plugin announcements: PLUGIN_ANNOUNCEMENTS_READ (needs: "Need(method='role', value='plugin_announcements_read')")
2021-04-10 11:01:37,143 - octoprint.server - INFO - Added new permission from plugin announcements: PLUGIN_ANNOUNCEMENTS_MANAGE (needs: "Need(method='role', value='plugin_announcements_manage'), Need(method='role', value='plugin_announcements_read')")
2021-04-10 11:01:37,144 - octoprint.server - INFO - Added new permission from plugin appkeys: PLUGIN_APPKEYS_ADMIN (needs: "Need(method='role', value='plugin_appkeys_admin')")
2021-04-10 11:01:37,144 - octoprint.server - INFO - Added new permission from plugin backup: PLUGIN_BACKUP_ACCESS (needs: "Need(method='role', value='plugin_backup_access')")
2021-04-10 11:01:37,145 - octoprint.server - INFO - Added new permission from plugin firmware_check: PLUGIN_FIRMWARE_CHECK_DISPLAY (needs: "Need(method='role', value='plugin_firmware_check_display')")
2021-04-10 11:01:37,146 - octoprint.server - INFO - Added new permission from plugin logging: PLUGIN_LOGGING_MANAGE (needs: "Need(method='role', value='plugin_logging_manage')")
2021-04-10 11:01:37,146 - octoprint.server - INFO - Added new permission from plugin pi_support: PLUGIN_PI_SUPPORT_STATUS (needs: "Need(method='role', value='plugin_pi_support_check')")
2021-04-10 11:01:37,151 - octoprint.server - INFO - Added new permission from plugin pluginmanager: PLUGIN_PLUGINMANAGER_MANAGE (needs: "Need(method='role', value='plugin_pluginmanager_manage')")
2021-04-10 11:01:37,151 - octoprint.server - INFO - Added new permission from plugin pluginmanager: PLUGIN_PLUGINMANAGER_INSTALL (needs: "Need(method='role', value='plugin_pluginmanager_install'), Need(method='role', value='plugin_pluginmanager_manage')")
2021-04-10 11:01:37,152 - octoprint.server - INFO - Added new permission from plugin softwareupdate: PLUGIN_SOFTWAREUPDATE_CHECK (needs: "Need(method='role', value='plugin_softwareupdate_check')")
2021-04-10 11:01:37,153 - octoprint.server - INFO - Added new permission from plugin softwareupdate: PLUGIN_SOFTWAREUPDATE_UPDATE (needs: "Need(method='role', value='plugin_softwareupdate_update')")
2021-04-10 11:01:37,153 - octoprint.server - INFO - Added new permission from plugin softwareupdate: PLUGIN_SOFTWAREUPDATE_CONFIGURE (needs: "Need(method='role', value='plugin_softwareupdate_configure')")
2021-04-10 11:01:38,248 - octoprint.util.pip - INFO - Using "/home/pi/oprint/bin/python3 -m pip" as command to invoke pip
2021-04-10 11:01:39,232 - octoprint.util.pip - INFO - Version of pip is 20.3.3
2021-04-10 11:01:39,234 - octoprint.util.pip - INFO - pip installs to /home/pi/oprint/lib/python3.7/site-packages (writable -> yes), --user flag needed -> no, virtual env -> yes
2021-04-10 11:01:39,235 - octoprint.util.pip - INFO - ==> pip ok -> yes
2021-04-10 11:01:39,311 - octoprint.plugins.softwareupdate - INFO - Loaded version cache from disk
2021-04-10 11:01:39,339 - octoprint.plugin.core - INFO - Initialized 17 plugin implementation(s)
2021-04-10 11:01:39,355 - octoprint.plugin.core - INFO - 17 plugin(s) registered with the system:
|  Action Command Notification Support (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/action_command_notification
|  Action Command Prompt Support (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/action_command_prompt
|  Announcement Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/announcements
|  Anonymous Usage Tracking (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/tracking
|  Application Keys Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/appkeys
|  Backup & Restore (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/backup
|  Core Wizard (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/corewizard
|  Discovery (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/discovery
|  Error Tracking (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking
|  File Check (2021.2.23) (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint_file_check
|  Firmware Check (2021.2.4) (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint_firmware_check
|  GCode Viewer (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/gcodeviewer
|  Logging (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/logging
|  Pi Support Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/pi_support
|  Plugin Manager (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/pluginmanager
|  Software Update (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/softwareupdate
|  Virtual Printer (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/virtual_printer
Prefix legend: ! = disabled, # = blacklisted, * = incompatible
2021-04-10 11:01:39,390 - octoprint.environment - INFO - Detected environment is Python 3.7.3 under Linux (linux). Details:
|  hardware:
|      cores: 4
|      freq: 1200.0
|      ram: 915722240
|  os:
|      bits: 32
|      id: linux
|      platform: linux
|  plugins:
|      pi_support:
|          model: Raspberry Pi 3 Model B Rev 1.2
|          octopi_version: 0.18.0
|          throttle_state: '0x0'
|  python:
|      pip: 20.3.3
|      version: 3.7.3
|      virtualenv: /home/pi/oprint
2021-04-10 11:01:39,401 - octoprint.server - INFO - Reset webasset folder /home/pi/.octoprint/generated/webassets...
2021-04-10 11:01:39,404 - octoprint.server - INFO - Reset webasset folder /home/pi/.octoprint/generated/.webassets-cache...
2021-04-10 11:01:40,258 - octoprint.server - INFO - Shutting down intermediary server...
2021-04-10 11:01:40,705 - octoprint.server - INFO - Intermediary server shut down
2021-04-10 11:01:40,708 - octoprint.events - INFO - Processing startup event, this is our first event
2021-04-10 11:01:40,709 - octoprint.events - INFO - Adding 2 events to queue that were held back before startup event
2021-04-10 11:01:40,714 - octoprint.filemanager - INFO - Adding backlog items from all storage types to analysis queue...
2021-04-10 11:01:40,722 - octoprint.server.util.watchdog - INFO - Running initial scan on watched folder...
2021-04-10 11:01:40,724 - octoprint.filemanager - INFO - Added 0 items from storage type "local" to analysis queue
2021-04-10 11:01:40,728 - octoprint.server.util.watchdog - INFO - ... initial scan done.
2021-04-10 11:01:40,731 - octoprint.plugins.softwareupdate - INFO - Fetching check overlays from https://plugins.octoprint.org/update_check_overlay.json
2021-04-10 11:01:40,796 - octoprint.plugins.pluginmanager - INFO - Loaded plugin repository data from disk, was still valid
2021-04-10 11:01:41,086 - octoprint.plugins.tracking - INFO - Sent tracking event system_unthrottled, payload: {'throttled_now': False, 'throttled_past': False, 'throttled_mask': 0, 'throttled_voltage_now': False, 'throttled_voltage_past': False, 'throttled_overheat_now': False, 'throttled_overheat_past': False}
2021-04-10 11:01:41,710 - octoprint.plugins.discovery - INFO - Registered 'OctoPrint instance on octopi._http._tcp.local.' for _http._tcp.local.
2021-04-10 11:01:42,624 - octoprint.plugins.discovery - INFO - Registered 'OctoPrint instance on octopi._octoprint._tcp.local.' for _octoprint._tcp.local.
2021-04-10 11:01:42,660 - octoprint.plugins.discovery - INFO - Registered OctoPrint instance on octopi for SSDP
2021-04-10 11:01:42,771 - octoprint.server - INFO - Listening on http://127.0.0.1:5000
2021-04-10 11:01:42,915 - octoprint.plugins.pluginmanager - INFO - Loaded plugin repository data from disk, was still valid
2021-04-10 11:01:43,357 - octoprint.util.pip - INFO - Using "/home/pi/oprint/bin/python3 -m pip" as command to invoke pip
2021-04-10 11:01:43,383 - octoprint.util.pip - INFO - pip installs to /home/pi/oprint/lib/python3.7/site-packages (writable -> yes), --user flag needed -> no, virtual env -> yes
2021-04-10 11:01:43,384 - octoprint.util.pip - INFO - ==> pip ok -> yes
2021-04-10 11:01:43,430 - octoprint.plugins.pluginmanager - INFO - Loaded notice data from disk, was still valid
2021-04-10 11:01:43,553 - octoprint.plugins.softwareupdate - INFO - Saved version cache to disk
2021-04-10 11:01:44,045 - octoprint.util.pip - INFO - Using "/home/pi/oprint/bin/python3 -m pip" as command to invoke pip
2021-04-10 11:01:44,052 - octoprint.util.pip - INFO - pip installs to /home/pi/oprint/lib/python3.7/site-packages (writable -> yes), --user flag needed -> no, virtual env -> yes
2021-04-10 11:01:44,068 - octoprint.util.pip - INFO - ==> pip ok -> yes
2021-04-10 11:01:44,097 - octoprint.plugins.softwareupdate - INFO - Minimum free storage across all update relevant locations is 11.5GB. That is considered sufficient for updating.
2021-04-10 11:01:44,685 - octoprint.plugins.tracking - INFO - Sent tracking event ping, payload: {'octoprint_uptime': 8}
2021-04-10 11:01:44,985 - octoprint.plugins.tracking - INFO - Sent tracking event pong, payload: {'version': '1.5.3', 'os': 'linux', 'bits': 32, 'python': '3.7.3', 'pip': '20.3.3', 'cores': 4, 'freq': 1200.0, 'ram': 915722240, 'pi_model': 'Raspberry Pi 3 Model B Rev 1.2', 'octopi_version': '0.18.0', 'plugins': ''}
2021-04-10 11:01:45,078 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.45/', 'path': '/', 'query_string': 'l10n=de'}
2021-04-10 11:01:45,242 - octoprint.plugins.tracking - INFO - Sent tracking event startup, payload: {'version': '1.5.3', 'os': 'linux', 'bits': 32, 'python': '3.7.3', 'pip': '20.3.3', 'cores': 4, 'freq': 1200.0, 'ram': 915722240, 'pi_model': 'Raspberry Pi 3 Model B Rev 1.2', 'octopi_version': '0.18.0'}
2021-04-10 11:01:45,504 - octoprint.plugins.pluginmanager - INFO - Loaded notice data from disk, was still valid
2021-04-10 11:01:50,095 - octoprint.util.jinja - ERROR - Caught exception while compiling template index.jinja2 at line 181
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/jinja.py", line 227, in _handle_body
    return caller()
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 675, in __call__
    return self._invoke(arguments, autoescape)
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 679, in _invoke
    rv = self._func(*arguments)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/templates/index.jinja2", line 409, in macro
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking/templates/errortracking_javascripts.jinja2", line 44, in root
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 290, in call
    return __obj(*args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/ext/jinja2.py", line 187, in _render_assets
    urls = bundle.urls(calculate_sri=True)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 833, in urls
    urls.extend(bundle._urls(new_ctx, extra_filters, *args, **kwargs))
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 768, in _urls
    *args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 620, in _build
    force, disable_cache=disable_cache, extra_filters=extra_filters)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 505, in _merge_and_apply
    filters_to_pass_down, disable_cache=disable_cache)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 544, in _merge_and_apply
    kwargs=item_data)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 280, in apply
    return self._wrap_cache(key, func)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 259, in fixed_wrap_cache
    content = self.cache.get(key)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 218, in fixed_get
    hash = make_md5(self.V, key)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 84, in make_md5
    for d in walk(data):
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 67, in walk
    yield obj.data().encode('utf-8')
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 80, in data
    return f.read()
  File "/home/pi/oprint/lib/python3.7/codecs.py", line 322, in decode
    (result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x80 in position 0: invalid start byte
2021-04-10 11:01:50,126 - octoprint.server.preemptive_cache - INFO - ... done in 5.05s
2021-04-10 11:01:50,126 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.44/', 'path': '/', 'query_string': 'l10n=de'}
2021-04-10 11:01:50,332 - octoprint.util.jinja - ERROR - Caught exception while compiling template index.jinja2 at line 181
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/jinja.py", line 227, in _handle_body
    return caller()
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 675, in __call__
    return self._invoke(arguments, autoescape)
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 679, in _invoke
    rv = self._func(*arguments)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/templates/index.jinja2", line 409, in macro
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking/templates/errortracking_javascripts.jinja2", line 44, in root
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 290, in call
    return __obj(*args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/ext/jinja2.py", line 187, in _render_assets
    urls = bundle.urls(calculate_sri=True)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 833, in urls
    urls.extend(bundle._urls(new_ctx, extra_filters, *args, **kwargs))
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 768, in _urls
    *args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 620, in _build
    force, disable_cache=disable_cache, extra_filters=extra_filters)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 505, in _merge_and_apply
    filters_to_pass_down, disable_cache=disable_cache)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 544, in _merge_and_apply
    kwargs=item_data)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 280, in apply
    return self._wrap_cache(key, func)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 259, in fixed_wrap_cache
    content = self.cache.get(key)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 218, in fixed_get
    hash = make_md5(self.V, key)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 84, in make_md5
    for d in walk(data):
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 67, in walk
    yield obj.data().encode('utf-8')
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 80, in data
    return f.read()
  File "/home/pi/oprint/lib/python3.7/codecs.py", line 322, in decode
    (result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x80 in position 0: invalid start byte
2021-04-10 11:01:50,346 - octoprint.server.preemptive_cache - INFO - ... done in 0.22s
2021-04-10 11:01:50,347 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.45/', 'path': '/', 'query_string': 'l10n=en'}
2021-04-10 11:01:50,790 - octoprint.util.jinja - ERROR - Caught exception while compiling template index.jinja2 at line 181
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/jinja.py", line 227, in _handle_body
    return caller()
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 675, in __call__
    return self._invoke(arguments, autoescape)
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 679, in _invoke
    rv = self._func(*arguments)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/templates/index.jinja2", line 409, in macro
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking/templates/errortracking_javascripts.jinja2", line 44, in root
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 290, in call
    return __obj(*args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/ext/jinja2.py", line 187, in _render_assets
    urls = bundle.urls(calculate_sri=True)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 833, in urls
    urls.extend(bundle._urls(new_ctx, extra_filters, *args, **kwargs))
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 768, in _urls
    *args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 620, in _build
    force, disable_cache=disable_cache, extra_filters=extra_filters)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 505, in _merge_and_apply
    filters_to_pass_down, disable_cache=disable_cache)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 544, in _merge_and_apply
    kwargs=item_data)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 280, in apply
    return self._wrap_cache(key, func)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 259, in fixed_wrap_cache
    content = self.cache.get(key)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 218, in fixed_get
    hash = make_md5(self.V, key)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 84, in make_md5
    for d in walk(data):
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 67, in walk
    yield obj.data().encode('utf-8')
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 80, in data
    return f.read()
  File "/home/pi/oprint/lib/python3.7/codecs.py", line 322, in decode
    (result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x80 in position 0: invalid start byte
2021-04-10 11:01:50,810 - octoprint.server.preemptive_cache - INFO - ... done in 0.46s
2021-04-10 11:02:08,633 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 15.97ms
2021-04-10 11:02:22,427 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 14.54ms
2021-04-10 11:02:24,464 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 17.21ms
2021-04-10 11:02:32,953 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 19.82ms
2021-04-10 11:02:55,811 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 13.96ms
2021-04-10 11:03:44,809 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 10.95ms
2021-04-10 11:03:47,810 - octoprint.server.util.sockjs - INFO - New connection from client: ::ffff:192.168.178.22
2021-04-10 11:03:47,904 - octoprint.server.util.flask - INFO - Passively logging in user Jakub from ::ffff:192.168.178.22
2021-04-10 11:03:47,905 - octoprint.access.users - INFO - Logged in user: Jakub
2021-04-10 11:03:47,941 - octoprint.server.util.sockjs - INFO - User Jakub logged in on the socket from client ::ffff:192.168.178.22
2021-04-10 11:03:47,972 - octoprint.server.util.sockjs - INFO - User Jakub logged in on the socket from client ::ffff:192.168.178.22
2021-04-10 11:03:51,128 - octoprint.util.comm - INFO - Changing monitoring state from "Offline" to "Detecting serial connection"
2021-04-10 11:03:51,130 - octoprint.util.comm - INFO - Serial detection: Performing autodetection with 7 port/baudrate candidates: /dev/ttyUSB0@115200, /dev/ttyUSB0@250000, /dev/ttyUSB0@230400, /dev/ttyUSB0@57600, /dev/ttyUSB0@38400, /dev/ttyUSB0@19200, /dev/ttyUSB0@9600
2021-04-10 11:03:51,130 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 115200
2021-04-10 11:03:51,131 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 115200
2021-04-10 11:03:51,170 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 115200 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:03:51,170 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 115200, skipping
2021-04-10 11:03:51,170 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 250000
2021-04-10 11:03:51,171 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 250000
2021-04-10 11:03:51,177 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 250000 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:03:51,179 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 250000, skipping
2021-04-10 11:03:51,187 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 230400
2021-04-10 11:03:51,188 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 230400
2021-04-10 11:03:51,220 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 230400 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:03:51,220 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 230400, skipping
2021-04-10 11:03:51,220 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 57600
2021-04-10 11:03:51,221 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 57600
2021-04-10 11:03:51,231 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 57600 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:03:51,242 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 57600, skipping
2021-04-10 11:03:51,251 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 38400
2021-04-10 11:03:51,253 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 38400
2021-04-10 11:03:51,264 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 38400 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:03:51,286 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 38400, skipping
2021-04-10 11:03:51,293 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 19200
2021-04-10 11:03:51,295 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 19200
2021-04-10 11:03:51,305 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 19200 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:03:51,305 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 19200, skipping
2021-04-10 11:03:51,306 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 9600
2021-04-10 11:03:51,307 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 9600
2021-04-10 11:03:51,323 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 9600 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:03:51,324 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 9600, skipping
2021-04-10 11:03:51,325 - octoprint.util.comm - INFO - Changing monitoring state from "Detecting serial connection" to "Error: No more candidates to test, and no working port/baudrate combination detected."
2021-04-10 11:03:51,327 - octoprint.util.comm - INFO - Changing monitoring state from "Error: No more candidates to test, and no working port/baudrate combination detected." to "Offline (Error: No more candidates to test, and no working port/baudrate combination detected.)"
2021-04-10 11:03:51,386 - octoprint.plugins.action_command_notification - INFO - Notifications cleared
2021-04-10 11:03:51,549 - octoprint.plugins.tracking - INFO - Sent tracking event commerror_autodetect, payload: {'commerror_text': 'No more candidates to test, and no working port/baudrate combination detected.'}
2021-04-10 11:04:21,309 - octoprint.server.util.sockjs - INFO - Client connection closed: ::ffff:192.168.178.22
2021-04-10 11:04:36,469 - octoprint.server.util.sockjs - INFO - New connection from client: ::ffff:192.168.178.22
2021-04-10 11:04:36,490 - octoprint.server.util.flask - INFO - Passively logging in user Jakub from ::ffff:192.168.178.22
2021-04-10 11:04:36,492 - octoprint.access.users - INFO - Logged in user: Jakub
2021-04-10 11:04:36,514 - octoprint.server.util.sockjs - INFO - User Jakub logged in on the socket from client ::ffff:192.168.178.22
2021-04-10 11:04:40,473 - octoprint.server.api.system - INFO - Performing command for core:restart_safe: sudo service octoprint restart
2021-04-10 11:04:40,727 - octoprint.server - INFO - Shutting down...
2021-04-10 11:04:40,734 - octoprint.server.api.system - WARNING - Command for core:restart_safe failed with return code -15:
! STDOUT: 
! STDERR: 
2021-04-10 11:04:40,942 - octoprint.server - INFO - Calling on_shutdown on plugins
2021-04-10 11:04:40,945 - octoprint.events - INFO - Processing shutdown event, this will be our last event
2021-04-10 11:04:40,948 - octoprint.events - INFO - Event loop shut down
2021-04-10 11:04:41,654 - octoprint.plugins.tracking - INFO - Sent tracking event shutdown, payload: {}
2021-04-10 11:04:41,655 - octoprint.server - INFO - Goodbye!
2021-04-10 11:04:44,084 - octoprint.startup - INFO - ******************************************************************************
2021-04-10 11:04:44,087 - octoprint.startup - INFO - Starting OctoPrint 1.5.3
2021-04-10 11:04:44,089 - octoprint.startup - INFO - Starting in SAFE MODE. Third party plugins will be disabled!
2021-04-10 11:04:44,089 - octoprint.startup - INFO - Reason for safe mode: setting in config.yaml
2021-04-10 11:04:44,089 - octoprint.startup - INFO - ******************************************************************************
2021-04-10 11:04:44,630 - octoprint.util.connectivity.connectivity_checker - INFO - Connectivity changed from offline to online
2021-04-10 11:04:44,695 - octoprint.util.connectivity.connectivity_checker - INFO - Connectivity state is currently: online
2021-04-10 11:04:44,695 - octoprint.util.connectivity.connectivity_checker - INFO - Connecting to 8.8.8.8:53 is working
2021-04-10 11:04:44,695 - octoprint.util.connectivity.connectivity_checker - INFO - Resolving octoprint.org is working
2021-04-10 11:04:44,717 - octoprint.startup - INFO - Blacklist processing done, adding 12 blacklisted plugin versions: roomtemp (any), GcodeEditor (0.1.1), GcodeEditor (0.2.0), GcodeEditor (0.2.1), GcodeEditor (0.2.2), GcodeEditor (0.2.3), GcodeEditor (0.2.4), GcodeEditor (0.2.5), GcodeEditor (0.2.6), GcodeEditor (0.2.8), gcodeleveling (0.1.0), gcodeleveling (0.1.1)
2021-04-10 11:04:44,772 - octoprint.plugin.core - INFO - Loading plugins from /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins, /home/pi/.octoprint/plugins and installed plugin packages...
2021-04-10 11:04:46,137 - octoprint.startup - INFO - Added settings overlay from plugin firmware_check
2021-04-10 11:04:46,140 - octoprint.plugin.core - INFO - Found 17 plugin(s) providing 17 mixin implementations, 34 hook handlers
2021-04-10 11:04:46,305 - octoprint.server.heartbeat - INFO - Starting server heartbeat, 900.0s interval
2021-04-10 11:04:46,315 - octoprint.server - INFO - Intermediary server started
2021-04-10 11:04:46,348 - octoprint.filemanager.storage - INFO - Initializing the file metadata for /home/pi/.octoprint/uploads...
2021-04-10 11:04:46,779 - octoprint.filemanager.storage - INFO - ... file metadata for /home/pi/.octoprint/uploads initialized successfully.
2021-04-10 11:04:46,783 - octoprint.server - INFO - Added new permission from plugin action_command_notification: PLUGIN_ACTION_COMMAND_NOTIFICATION_SHOW (needs: "Need(method='role', value='plugin_action_command_notification_show')")
2021-04-10 11:04:46,797 - octoprint.server - INFO - Added new permission from plugin action_command_notification: PLUGIN_ACTION_COMMAND_NOTIFICATION_CLEAR (needs: "Need(method='role', value='plugin_action_command_notification_clear')")
2021-04-10 11:04:46,798 - octoprint.server - INFO - Added new permission from plugin action_command_prompt: PLUGIN_ACTION_COMMAND_PROMPT_INTERACT (needs: "Need(method='role', value='plugin_action_command_prompt_interact')")
2021-04-10 11:04:46,799 - octoprint.server - INFO - Added new permission from plugin announcements: PLUGIN_ANNOUNCEMENTS_READ (needs: "Need(method='role', value='plugin_announcements_read')")
2021-04-10 11:04:46,799 - octoprint.server - INFO - Added new permission from plugin announcements: PLUGIN_ANNOUNCEMENTS_MANAGE (needs: "Need(method='role', value='plugin_announcements_read'), Need(method='role', value='plugin_announcements_manage')")
2021-04-10 11:04:46,800 - octoprint.server - INFO - Added new permission from plugin appkeys: PLUGIN_APPKEYS_ADMIN (needs: "Need(method='role', value='plugin_appkeys_admin')")
2021-04-10 11:04:46,800 - octoprint.server - INFO - Added new permission from plugin backup: PLUGIN_BACKUP_ACCESS (needs: "Need(method='role', value='plugin_backup_access')")
2021-04-10 11:04:46,801 - octoprint.server - INFO - Added new permission from plugin firmware_check: PLUGIN_FIRMWARE_CHECK_DISPLAY (needs: "Need(method='role', value='plugin_firmware_check_display')")
2021-04-10 11:04:46,802 - octoprint.server - INFO - Added new permission from plugin logging: PLUGIN_LOGGING_MANAGE (needs: "Need(method='role', value='plugin_logging_manage')")
2021-04-10 11:04:46,803 - octoprint.server - INFO - Added new permission from plugin pi_support: PLUGIN_PI_SUPPORT_STATUS (needs: "Need(method='role', value='plugin_pi_support_check')")
2021-04-10 11:04:46,805 - octoprint.server - INFO - Added new permission from plugin pluginmanager: PLUGIN_PLUGINMANAGER_MANAGE (needs: "Need(method='role', value='plugin_pluginmanager_manage')")
2021-04-10 11:04:46,807 - octoprint.server - INFO - Added new permission from plugin pluginmanager: PLUGIN_PLUGINMANAGER_INSTALL (needs: "Need(method='role', value='plugin_pluginmanager_install'), Need(method='role', value='plugin_pluginmanager_manage')")
2021-04-10 11:04:46,809 - octoprint.server - INFO - Added new permission from plugin softwareupdate: PLUGIN_SOFTWAREUPDATE_CHECK (needs: "Need(method='role', value='plugin_softwareupdate_check')")
2021-04-10 11:04:46,810 - octoprint.server - INFO - Added new permission from plugin softwareupdate: PLUGIN_SOFTWAREUPDATE_UPDATE (needs: "Need(method='role', value='plugin_softwareupdate_update')")
2021-04-10 11:04:46,811 - octoprint.server - INFO - Added new permission from plugin softwareupdate: PLUGIN_SOFTWAREUPDATE_CONFIGURE (needs: "Need(method='role', value='plugin_softwareupdate_configure')")
2021-04-10 11:04:47,966 - octoprint.util.pip - INFO - Using "/home/pi/oprint/bin/python3 -m pip" as command to invoke pip
2021-04-10 11:04:48,926 - octoprint.util.pip - INFO - Version of pip is 20.3.3
2021-04-10 11:04:48,928 - octoprint.util.pip - INFO - pip installs to /home/pi/oprint/lib/python3.7/site-packages (writable -> yes), --user flag needed -> no, virtual env -> yes
2021-04-10 11:04:48,928 - octoprint.util.pip - INFO - ==> pip ok -> yes
2021-04-10 11:04:49,006 - octoprint.plugins.softwareupdate - INFO - Loaded version cache from disk
2021-04-10 11:04:49,034 - octoprint.plugin.core - INFO - Initialized 17 plugin implementation(s)
2021-04-10 11:04:49,051 - octoprint.plugin.core - INFO - 17 plugin(s) registered with the system:
|  Action Command Notification Support (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/action_command_notification
|  Action Command Prompt Support (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/action_command_prompt
|  Announcement Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/announcements
|  Anonymous Usage Tracking (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/tracking
|  Application Keys Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/appkeys
|  Backup & Restore (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/backup
|  Core Wizard (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/corewizard
|  Discovery (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/discovery
|  Error Tracking (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking
|  File Check (2021.2.23) (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint_file_check
|  Firmware Check (2021.2.4) (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint_firmware_check
|  GCode Viewer (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/gcodeviewer
|  Logging (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/logging
|  Pi Support Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/pi_support
|  Plugin Manager (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/pluginmanager
|  Software Update (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/softwareupdate
|  Virtual Printer (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/virtual_printer
Prefix legend: ! = disabled, # = blacklisted, * = incompatible
2021-04-10 11:04:49,087 - octoprint.environment - INFO - Detected environment is Python 3.7.3 under Linux (linux). Details:
|  hardware:
|      cores: 4
|      freq: 1200.0
|      ram: 915722240
|  os:
|      bits: 32
|      id: linux
|      platform: linux
|  plugins:
|      pi_support:
|          model: Raspberry Pi 3 Model B Rev 1.2
|          octopi_version: 0.18.0
|          throttle_state: '0x0'
|  python:
|      pip: 20.3.3
|      version: 3.7.3
|      virtualenv: /home/pi/oprint
2021-04-10 11:04:49,098 - octoprint.server - INFO - Reset webasset folder /home/pi/.octoprint/generated/webassets...
2021-04-10 11:04:49,100 - octoprint.server - INFO - Reset webasset folder /home/pi/.octoprint/generated/.webassets-cache...
2021-04-10 11:04:49,953 - octoprint.server - INFO - Shutting down intermediary server...
2021-04-10 11:04:50,351 - octoprint.server - INFO - Intermediary server shut down
2021-04-10 11:04:50,354 - octoprint.events - INFO - Processing startup event, this is our first event
2021-04-10 11:04:50,354 - octoprint.events - INFO - Adding 2 events to queue that were held back before startup event
2021-04-10 11:04:50,355 - octoprint.filemanager - INFO - Adding backlog items from all storage types to analysis queue...
2021-04-10 11:04:50,367 - octoprint.server.util.watchdog - INFO - Running initial scan on watched folder...
2021-04-10 11:04:50,368 - octoprint.plugins.softwareupdate - INFO - Fetching check overlays from https://plugins.octoprint.org/update_check_overlay.json
2021-04-10 11:04:50,369 - octoprint.filemanager - INFO - Added 0 items from storage type "local" to analysis queue
2021-04-10 11:04:50,405 - octoprint.plugins.pluginmanager - INFO - Loaded plugin repository data from disk, was still valid
2021-04-10 11:04:50,454 - octoprint.server.util.watchdog - INFO - ... initial scan done.
2021-04-10 11:04:50,714 - octoprint.plugins.tracking - INFO - Sent tracking event system_unthrottled, payload: {'throttled_now': False, 'throttled_past': False, 'throttled_mask': 0, 'throttled_voltage_now': False, 'throttled_voltage_past': False, 'throttled_overheat_now': False, 'throttled_overheat_past': False}
2021-04-10 11:04:51,359 - octoprint.plugins.discovery - INFO - Registered 'OctoPrint instance on octopi._http._tcp.local.' for _http._tcp.local.
2021-04-10 11:04:52,216 - octoprint.plugins.discovery - INFO - Registered 'OctoPrint instance on octopi._octoprint._tcp.local.' for _octoprint._tcp.local.
2021-04-10 11:04:52,254 - octoprint.plugins.discovery - INFO - Registered OctoPrint instance on octopi for SSDP
2021-04-10 11:04:52,348 - octoprint.server - INFO - Listening on http://127.0.0.1:5000
2021-04-10 11:04:52,348 - octoprint.server - INFO - Server started successfully in safe mode as requested from config, removing flag
2021-04-10 11:04:52,543 - octoprint.plugins.pluginmanager - INFO - Loaded notice data from disk, was still valid
2021-04-10 11:04:52,717 - octoprint.plugins.pluginmanager - INFO - Loaded plugin repository data from disk, was still valid
2021-04-10 11:04:53,753 - octoprint.util.pip - INFO - Using "/home/pi/oprint/bin/python3 -m pip" as command to invoke pip
2021-04-10 11:04:53,760 - octoprint.util.pip - INFO - pip installs to /home/pi/oprint/lib/python3.7/site-packages (writable -> yes), --user flag needed -> no, virtual env -> yes
2021-04-10 11:04:53,760 - octoprint.util.pip - INFO - ==> pip ok -> yes
2021-04-10 11:04:53,774 - octoprint.plugins.softwareupdate - INFO - Minimum free storage across all update relevant locations is 11.5GB. That is considered sufficient for updating.
2021-04-10 11:04:54,229 - octoprint.plugins.tracking - INFO - Sent tracking event ping, payload: {'octoprint_uptime': 8}
2021-04-10 11:04:54,527 - octoprint.plugins.tracking - INFO - Sent tracking event pong, payload: {'version': '1.5.3', 'os': 'linux', 'bits': 32, 'python': '3.7.3', 'pip': '20.3.3', 'cores': 4, 'freq': 1200.0, 'ram': 915722240, 'pi_model': 'Raspberry Pi 3 Model B Rev 1.2', 'octopi_version': '0.18.0', 'plugins': ''}
2021-04-10 11:04:54,784 - octoprint.plugins.tracking - INFO - Sent tracking event startup, payload: {'version': '1.5.3', 'os': 'linux', 'bits': 32, 'python': '3.7.3', 'pip': '20.3.3', 'cores': 4, 'freq': 1200.0, 'ram': 915722240, 'pi_model': 'Raspberry Pi 3 Model B Rev 1.2', 'octopi_version': '0.18.0'}
2021-04-10 11:04:54,853 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.45/', 'path': '/', 'query_string': 'l10n=de'}
2021-04-10 11:04:54,944 - octoprint.plugins.pluginmanager - INFO - Loaded notice data from disk, was still valid
2021-04-10 11:04:59,589 - octoprint.util.jinja - ERROR - Caught exception while compiling template index.jinja2 at line 181
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/jinja.py", line 227, in _handle_body
    return caller()
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 675, in __call__
    return self._invoke(arguments, autoescape)
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 679, in _invoke
    rv = self._func(*arguments)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/templates/index.jinja2", line 409, in macro
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking/templates/errortracking_javascripts.jinja2", line 44, in root
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 290, in call
    return __obj(*args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/ext/jinja2.py", line 187, in _render_assets
    urls = bundle.urls(calculate_sri=True)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 833, in urls
    urls.extend(bundle._urls(new_ctx, extra_filters, *args, **kwargs))
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 768, in _urls
    *args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 620, in _build
    force, disable_cache=disable_cache, extra_filters=extra_filters)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 505, in _merge_and_apply
    filters_to_pass_down, disable_cache=disable_cache)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 544, in _merge_and_apply
    kwargs=item_data)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 280, in apply
    return self._wrap_cache(key, func)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 259, in fixed_wrap_cache
    content = self.cache.get(key)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 218, in fixed_get
    hash = make_md5(self.V, key)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 84, in make_md5
    for d in walk(data):
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 67, in walk
    yield obj.data().encode('utf-8')
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 80, in data
    return f.read()
  File "/home/pi/oprint/lib/python3.7/codecs.py", line 322, in decode
    (result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x80 in position 0: invalid start byte
2021-04-10 11:04:59,618 - octoprint.server.preemptive_cache - INFO - ... done in 4.76s
2021-04-10 11:04:59,618 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.44/', 'path': '/', 'query_string': 'l10n=de'}
2021-04-10 11:04:59,828 - octoprint.util.jinja - ERROR - Caught exception while compiling template index.jinja2 at line 181
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/jinja.py", line 227, in _handle_body
    return caller()
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 675, in __call__
    return self._invoke(arguments, autoescape)
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 679, in _invoke
    rv = self._func(*arguments)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/templates/index.jinja2", line 409, in macro
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking/templates/errortracking_javascripts.jinja2", line 44, in root
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 290, in call
    return __obj(*args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/ext/jinja2.py", line 187, in _render_assets
    urls = bundle.urls(calculate_sri=True)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 833, in urls
    urls.extend(bundle._urls(new_ctx, extra_filters, *args, **kwargs))
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 768, in _urls
    *args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 620, in _build
    force, disable_cache=disable_cache, extra_filters=extra_filters)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 505, in _merge_and_apply
    filters_to_pass_down, disable_cache=disable_cache)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 544, in _merge_and_apply
    kwargs=item_data)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 280, in apply
    return self._wrap_cache(key, func)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 259, in fixed_wrap_cache
    content = self.cache.get(key)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 218, in fixed_get
    hash = make_md5(self.V, key)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 84, in make_md5
    for d in walk(data):
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 67, in walk
    yield obj.data().encode('utf-8')
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 80, in data
    return f.read()
  File "/home/pi/oprint/lib/python3.7/codecs.py", line 322, in decode
    (result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x80 in position 0: invalid start byte
2021-04-10 11:04:59,842 - octoprint.server.preemptive_cache - INFO - ... done in 0.22s
2021-04-10 11:04:59,843 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.45/', 'path': '/', 'query_string': 'l10n=en'}
2021-04-10 11:05:00,283 - octoprint.util.jinja - ERROR - Caught exception while compiling template index.jinja2 at line 181
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/jinja.py", line 227, in _handle_body
    return caller()
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 675, in __call__
    return self._invoke(arguments, autoescape)
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 679, in _invoke
    rv = self._func(*arguments)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/templates/index.jinja2", line 409, in macro
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking/templates/errortracking_javascripts.jinja2", line 44, in root
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 290, in call
    return __obj(*args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/ext/jinja2.py", line 187, in _render_assets
    urls = bundle.urls(calculate_sri=True)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 833, in urls
    urls.extend(bundle._urls(new_ctx, extra_filters, *args, **kwargs))
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 768, in _urls
    *args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 620, in _build
    force, disable_cache=disable_cache, extra_filters=extra_filters)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 505, in _merge_and_apply
    filters_to_pass_down, disable_cache=disable_cache)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 544, in _merge_and_apply
    kwargs=item_data)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 280, in apply
    return self._wrap_cache(key, func)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 259, in fixed_wrap_cache
    content = self.cache.get(key)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 218, in fixed_get
    hash = make_md5(self.V, key)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 84, in make_md5
    for d in walk(data):
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 67, in walk
    yield obj.data().encode('utf-8')
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 80, in data
    return f.read()
  File "/home/pi/oprint/lib/python3.7/codecs.py", line 322, in decode
    (result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x80 in position 0: invalid start byte
2021-04-10 11:05:00,296 - octoprint.server.preemptive_cache - INFO - ... done in 0.45s
2021-04-10 11:05:42,689 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 11.12ms
2021-04-10 11:05:47,137 - octoprint.server.util.flask - INFO - Passively logging in user Jakub from ::ffff:192.168.178.22
2021-04-10 11:05:47,139 - octoprint.access.users - INFO - Logged in user: Jakub
2021-04-10 11:05:47,168 - octoprint.server.util.sockjs - INFO - New connection from client: ::ffff:192.168.178.22
2021-04-10 11:05:47,266 - octoprint.server.util.sockjs - INFO - User Jakub logged in on the socket from client ::ffff:192.168.178.22
2021-04-10 11:05:52,567 - octoprint.util.comm - INFO - Changing monitoring state from "Offline" to "Detecting serial connection"
2021-04-10 11:05:52,569 - octoprint.util.comm - INFO - Serial detection: Performing autodetection with 7 port/baudrate candidates: /dev/ttyUSB0@115200, /dev/ttyUSB0@250000, /dev/ttyUSB0@230400, /dev/ttyUSB0@57600, /dev/ttyUSB0@38400, /dev/ttyUSB0@19200, /dev/ttyUSB0@9600
2021-04-10 11:05:52,569 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 115200
2021-04-10 11:05:52,570 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 115200
2021-04-10 11:05:52,598 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 115200 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:05:52,599 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 115200, skipping
2021-04-10 11:05:52,599 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 250000
2021-04-10 11:05:52,600 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 250000
2021-04-10 11:05:52,603 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 250000 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:05:52,605 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 250000, skipping
2021-04-10 11:05:52,606 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 230400
2021-04-10 11:05:52,609 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 230400
2021-04-10 11:05:52,612 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 230400 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:05:52,613 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 230400, skipping
2021-04-10 11:05:52,613 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 57600
2021-04-10 11:05:52,614 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 57600
2021-04-10 11:05:52,617 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 57600 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:05:52,617 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 57600, skipping
2021-04-10 11:05:52,617 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 38400
2021-04-10 11:05:52,618 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 38400
2021-04-10 11:05:52,620 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 38400 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:05:52,620 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 38400, skipping
2021-04-10 11:05:52,621 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 19200
2021-04-10 11:05:52,621 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 19200
2021-04-10 11:05:52,625 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 19200 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:05:52,630 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 19200, skipping
2021-04-10 11:05:52,631 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 9600
2021-04-10 11:05:52,633 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 9600
2021-04-10 11:05:52,638 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 9600 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:05:52,640 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 9600, skipping
2021-04-10 11:05:52,640 - octoprint.util.comm - INFO - Changing monitoring state from "Detecting serial connection" to "Error: No more candidates to test, and no working port/baudrate combination detected."
2021-04-10 11:05:52,642 - octoprint.util.comm - INFO - Changing monitoring state from "Error: No more candidates to test, and no working port/baudrate combination detected." to "Offline (Error: No more candidates to test, and no working port/baudrate combination detected.)"
2021-04-10 11:05:52,686 - octoprint.plugins.action_command_notification - INFO - Notifications cleared
2021-04-10 11:05:52,903 - octoprint.plugins.tracking - INFO - Sent tracking event commerror_autodetect, payload: {'commerror_text': 'No more candidates to test, and no working port/baudrate combination detected.'}
2021-04-10 11:06:28,331 - octoprint.server.util.sockjs - INFO - Client connection closed: ::ffff:192.168.178.22
2021-04-10 11:06:36,619 - octoprint.server.util.sockjs - INFO - New connection from client: ::ffff:192.168.178.22
2021-04-10 11:06:36,645 - octoprint.server.util.flask - INFO - Passively logging in user Jakub from ::ffff:192.168.178.22
2021-04-10 11:06:36,646 - octoprint.access.users - INFO - Logged in user: Jakub
2021-04-10 11:06:36,708 - octoprint.server.util.sockjs - INFO - User Jakub logged in on the socket from client ::ffff:192.168.178.22
2021-04-10 11:06:36,734 - octoprint.server.util.sockjs - INFO - User Jakub logged in on the socket from client ::ffff:192.168.178.22
2021-04-10 11:06:38,527 - octoprint.server.api.system - INFO - Performing command for core:reboot: sudo shutdown -r now
2021-04-10 11:06:38,772 - octoprint.server - INFO - Shutting down...
2021-04-10 11:06:38,776 - octoprint.server.api.system - WARNING - Command for core:reboot failed with return code -15:
! STDOUT: 
! STDERR: 
2021-04-10 11:06:39,581 - octoprint.server - INFO - Calling on_shutdown on plugins
2021-04-10 11:06:39,586 - octoprint.events - INFO - Processing shutdown event, this will be our last event
2021-04-10 11:06:39,593 - octoprint.events - INFO - Event loop shut down
2021-04-10 11:06:40,101 - zeroconf - WARNING - Exception occurred:
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/zeroconf/__init__.py", line 2638, in send
    bytes_sent = s.sendto(packet, 0, (real_addr, port))
OSError: [Errno 101] Network is unreachable
2021-04-10 11:06:40,152 - octoprint.server - INFO - Goodbye!
2021-04-10 11:06:48,175 - octoprint.startup - INFO - ******************************************************************************
2021-04-10 11:06:48,179 - octoprint.startup - INFO - Starting OctoPrint 1.5.3
2021-04-10 11:06:48,182 - octoprint.startup - INFO - ******************************************************************************
2021-04-10 11:06:52,858 - octoprint.util.connectivity.connectivity_checker - INFO - Connectivity changed from offline to online
2021-04-10 11:06:52,859 - octoprint.util.connectivity.connectivity_checker - INFO - Connectivity state is currently: online
2021-04-10 11:06:52,860 - octoprint.util.connectivity.connectivity_checker - INFO - Connecting to 8.8.8.8:53 is working
2021-04-10 11:06:52,860 - octoprint.util.connectivity.connectivity_checker - INFO - Resolving octoprint.org is working
2021-04-10 11:06:52,906 - octoprint.startup - INFO - Blacklist processing done, adding 12 blacklisted plugin versions: roomtemp (any), GcodeEditor (0.1.1), GcodeEditor (0.2.0), GcodeEditor (0.2.1), GcodeEditor (0.2.2), GcodeEditor (0.2.3), GcodeEditor (0.2.4), GcodeEditor (0.2.5), GcodeEditor (0.2.6), GcodeEditor (0.2.8), gcodeleveling (0.1.0), gcodeleveling (0.1.1)
2021-04-10 11:06:53,048 - octoprint.plugin.core - INFO - Loading plugins from /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins, /home/pi/.octoprint/plugins and installed plugin packages...
2021-04-10 11:06:55,021 - octoprint.startup - INFO - Added settings overlay from plugin firmware_check
2021-04-10 11:06:55,024 - octoprint.plugin.core - INFO - Found 17 plugin(s) providing 17 mixin implementations, 34 hook handlers
2021-04-10 11:06:55,219 - octoprint.server.heartbeat - INFO - Starting server heartbeat, 900.0s interval
2021-04-10 11:06:55,246 - octoprint.server - INFO - Intermediary server started
2021-04-10 11:06:55,279 - octoprint.filemanager.storage - INFO - Initializing the file metadata for /home/pi/.octoprint/uploads...
2021-04-10 11:06:55,709 - octoprint.filemanager.storage - INFO - ... file metadata for /home/pi/.octoprint/uploads initialized successfully.
2021-04-10 11:06:55,713 - octoprint.server - INFO - Added new permission from plugin action_command_notification: PLUGIN_ACTION_COMMAND_NOTIFICATION_SHOW (needs: "Need(method='role', value='plugin_action_command_notification_show')")
2021-04-10 11:06:55,714 - octoprint.server - INFO - Added new permission from plugin action_command_notification: PLUGIN_ACTION_COMMAND_NOTIFICATION_CLEAR (needs: "Need(method='role', value='plugin_action_command_notification_clear')")
2021-04-10 11:06:55,715 - octoprint.server - INFO - Added new permission from plugin action_command_prompt: PLUGIN_ACTION_COMMAND_PROMPT_INTERACT (needs: "Need(method='role', value='plugin_action_command_prompt_interact')")
2021-04-10 11:06:55,715 - octoprint.server - INFO - Added new permission from plugin announcements: PLUGIN_ANNOUNCEMENTS_READ (needs: "Need(method='role', value='plugin_announcements_read')")
2021-04-10 11:06:55,716 - octoprint.server - INFO - Added new permission from plugin announcements: PLUGIN_ANNOUNCEMENTS_MANAGE (needs: "Need(method='role', value='plugin_announcements_manage'), Need(method='role', value='plugin_announcements_read')")
2021-04-10 11:06:55,716 - octoprint.server - INFO - Added new permission from plugin appkeys: PLUGIN_APPKEYS_ADMIN (needs: "Need(method='role', value='plugin_appkeys_admin')")
2021-04-10 11:06:55,717 - octoprint.server - INFO - Added new permission from plugin backup: PLUGIN_BACKUP_ACCESS (needs: "Need(method='role', value='plugin_backup_access')")
2021-04-10 11:06:55,717 - octoprint.server - INFO - Added new permission from plugin firmware_check: PLUGIN_FIRMWARE_CHECK_DISPLAY (needs: "Need(method='role', value='plugin_firmware_check_display')")
2021-04-10 11:06:55,718 - octoprint.server - INFO - Added new permission from plugin logging: PLUGIN_LOGGING_MANAGE (needs: "Need(method='role', value='plugin_logging_manage')")
2021-04-10 11:06:55,719 - octoprint.server - INFO - Added new permission from plugin pi_support: PLUGIN_PI_SUPPORT_STATUS (needs: "Need(method='role', value='plugin_pi_support_check')")
2021-04-10 11:06:55,721 - octoprint.server - INFO - Added new permission from plugin pluginmanager: PLUGIN_PLUGINMANAGER_MANAGE (needs: "Need(method='role', value='plugin_pluginmanager_manage')")
2021-04-10 11:06:55,723 - octoprint.server - INFO - Added new permission from plugin pluginmanager: PLUGIN_PLUGINMANAGER_INSTALL (needs: "Need(method='role', value='plugin_pluginmanager_manage'), Need(method='role', value='plugin_pluginmanager_install')")
2021-04-10 11:06:55,725 - octoprint.server - INFO - Added new permission from plugin softwareupdate: PLUGIN_SOFTWAREUPDATE_CHECK (needs: "Need(method='role', value='plugin_softwareupdate_check')")
2021-04-10 11:06:55,727 - octoprint.server - INFO - Added new permission from plugin softwareupdate: PLUGIN_SOFTWAREUPDATE_UPDATE (needs: "Need(method='role', value='plugin_softwareupdate_update')")
2021-04-10 11:06:55,728 - octoprint.server - INFO - Added new permission from plugin softwareupdate: PLUGIN_SOFTWAREUPDATE_CONFIGURE (needs: "Need(method='role', value='plugin_softwareupdate_configure')")
2021-04-10 11:06:57,008 - octoprint.util.pip - INFO - Using "/home/pi/oprint/bin/python3 -m pip" as command to invoke pip
2021-04-10 11:06:57,980 - octoprint.util.pip - INFO - Version of pip is 20.3.3
2021-04-10 11:06:57,982 - octoprint.util.pip - INFO - pip installs to /home/pi/oprint/lib/python3.7/site-packages (writable -> yes), --user flag needed -> no, virtual env -> yes
2021-04-10 11:06:57,982 - octoprint.util.pip - INFO - ==> pip ok -> yes
2021-04-10 11:06:58,063 - octoprint.plugins.softwareupdate - INFO - Loaded version cache from disk
2021-04-10 11:06:58,091 - octoprint.plugin.core - INFO - Initialized 17 plugin implementation(s)
2021-04-10 11:06:58,107 - octoprint.plugin.core - INFO - 17 plugin(s) registered with the system:
|  Action Command Notification Support (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/action_command_notification
|  Action Command Prompt Support (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/action_command_prompt
|  Announcement Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/announcements
|  Anonymous Usage Tracking (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/tracking
|  Application Keys Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/appkeys
|  Backup & Restore (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/backup
|  Core Wizard (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/corewizard
|  Discovery (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/discovery
|  Error Tracking (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking
|  File Check (2021.2.23) (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint_file_check
|  Firmware Check (2021.2.4) (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint_firmware_check
|  GCode Viewer (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/gcodeviewer
|  Logging (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/logging
|  Pi Support Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/pi_support
|  Plugin Manager (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/pluginmanager
|  Software Update (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/softwareupdate
|  Virtual Printer (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/virtual_printer
Prefix legend: ! = disabled, # = blacklisted, * = incompatible
2021-04-10 11:06:58,144 - octoprint.environment - INFO - Detected environment is Python 3.7.3 under Linux (linux). Details:
|  hardware:
|      cores: 4
|      freq: 1200.0
|      ram: 915722240
|  os:
|      bits: 32
|      id: linux
|      platform: linux
|  plugins:
|      pi_support:
|          model: Raspberry Pi 3 Model B Rev 1.2
|          octopi_version: 0.18.0
|          throttle_state: '0x0'
|  python:
|      pip: 20.3.3
|      version: 3.7.3
|      virtualenv: /home/pi/oprint
2021-04-10 11:06:58,159 - octoprint.server - INFO - Reset webasset folder /home/pi/.octoprint/generated/webassets...
2021-04-10 11:06:58,163 - octoprint.server - INFO - Reset webasset folder /home/pi/.octoprint/generated/.webassets-cache...
2021-04-10 11:06:59,064 - octoprint.server - INFO - Shutting down intermediary server...
2021-04-10 11:06:59,266 - octoprint.server - INFO - Intermediary server shut down
2021-04-10 11:06:59,268 - octoprint.events - INFO - Processing startup event, this is our first event
2021-04-10 11:06:59,269 - octoprint.events - INFO - Adding 2 events to queue that were held back before startup event
2021-04-10 11:06:59,273 - octoprint.filemanager - INFO - Adding backlog items from all storage types to analysis queue...
2021-04-10 11:06:59,282 - octoprint.server.util.watchdog - INFO - Running initial scan on watched folder...
2021-04-10 11:06:59,286 - octoprint.filemanager - INFO - Added 0 items from storage type "local" to analysis queue
2021-04-10 11:06:59,287 - octoprint.plugins.softwareupdate - INFO - Fetching check overlays from https://plugins.octoprint.org/update_check_overlay.json
2021-04-10 11:06:59,297 - octoprint.server.util.watchdog - INFO - ... initial scan done.
2021-04-10 11:06:59,337 - octoprint.plugins.pluginmanager - INFO - Loaded plugin repository data from disk, was still valid
2021-04-10 11:06:59,653 - octoprint.plugins.tracking - INFO - Sent tracking event system_unthrottled, payload: {'throttled_now': False, 'throttled_past': False, 'throttled_mask': 0, 'throttled_voltage_now': False, 'throttled_voltage_past': False, 'throttled_overheat_now': False, 'throttled_overheat_past': False}
2021-04-10 11:07:00,210 - octoprint.plugins.discovery - INFO - Registered 'OctoPrint instance on octopi._http._tcp.local.' for _http._tcp.local.
2021-04-10 11:07:01,063 - octoprint.plugins.discovery - INFO - Registered 'OctoPrint instance on octopi._octoprint._tcp.local.' for _octoprint._tcp.local.
2021-04-10 11:07:01,107 - octoprint.plugins.discovery - INFO - Registered OctoPrint instance on octopi for SSDP
2021-04-10 11:07:01,188 - octoprint.server - INFO - Listening on http://127.0.0.1:5000
2021-04-10 11:07:01,374 - octoprint.plugins.pluginmanager - INFO - Loaded plugin repository data from disk, was still valid
2021-04-10 11:07:01,601 - octoprint.plugins.pluginmanager - INFO - Loaded notice data from disk, was still valid
2021-04-10 11:07:02,374 - octoprint.util.pip - INFO - Using "/home/pi/oprint/bin/python3 -m pip" as command to invoke pip
2021-04-10 11:07:02,376 - octoprint.util.pip - INFO - pip installs to /home/pi/oprint/lib/python3.7/site-packages (writable -> yes), --user flag needed -> no, virtual env -> yes
2021-04-10 11:07:02,387 - octoprint.util.pip - INFO - ==> pip ok -> yes
2021-04-10 11:07:02,452 - octoprint.plugins.softwareupdate - INFO - Minimum free storage across all update relevant locations is 11.5GB. That is considered sufficient for updating.
2021-04-10 11:07:02,964 - octoprint.plugins.tracking - INFO - Sent tracking event ping, payload: {'octoprint_uptime': 7}
2021-04-10 11:07:03,270 - octoprint.plugins.tracking - INFO - Sent tracking event pong, payload: {'version': '1.5.3', 'os': 'linux', 'bits': 32, 'python': '3.7.3', 'pip': '20.3.3', 'cores': 4, 'freq': 1200.0, 'ram': 915722240, 'pi_model': 'Raspberry Pi 3 Model B Rev 1.2', 'octopi_version': '0.18.0', 'plugins': ''}
2021-04-10 11:07:03,526 - octoprint.plugins.tracking - INFO - Sent tracking event startup, payload: {'version': '1.5.3', 'os': 'linux', 'bits': 32, 'python': '3.7.3', 'pip': '20.3.3', 'cores': 4, 'freq': 1200.0, 'ram': 915722240, 'pi_model': 'Raspberry Pi 3 Model B Rev 1.2', 'octopi_version': '0.18.0'}
2021-04-10 11:07:03,556 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.45/', 'path': '/', 'query_string': 'l10n=de'}
2021-04-10 11:07:03,651 - octoprint.plugins.pluginmanager - INFO - Loaded notice data from disk, was still valid
2021-04-10 11:07:08,686 - octoprint.util.jinja - ERROR - Caught exception while compiling template index.jinja2 at line 181
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/jinja.py", line 227, in _handle_body
    return caller()
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 675, in __call__
    return self._invoke(arguments, autoescape)
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 679, in _invoke
    rv = self._func(*arguments)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/templates/index.jinja2", line 409, in macro
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking/templates/errortracking_javascripts.jinja2", line 44, in root
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 290, in call
    return __obj(*args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/ext/jinja2.py", line 187, in _render_assets
    urls = bundle.urls(calculate_sri=True)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 833, in urls
    urls.extend(bundle._urls(new_ctx, extra_filters, *args, **kwargs))
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 768, in _urls
    *args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 620, in _build
    force, disable_cache=disable_cache, extra_filters=extra_filters)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 505, in _merge_and_apply
    filters_to_pass_down, disable_cache=disable_cache)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 544, in _merge_and_apply
    kwargs=item_data)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 280, in apply
    return self._wrap_cache(key, func)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 259, in fixed_wrap_cache
    content = self.cache.get(key)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 218, in fixed_get
    hash = make_md5(self.V, key)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 84, in make_md5
    for d in walk(data):
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 67, in walk
    yield obj.data().encode('utf-8')
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 80, in data
    return f.read()
  File "/home/pi/oprint/lib/python3.7/codecs.py", line 322, in decode
    (result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x80 in position 0: invalid start byte
2021-04-10 11:07:08,714 - octoprint.server.preemptive_cache - INFO - ... done in 5.16s
2021-04-10 11:07:08,715 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.44/', 'path': '/', 'query_string': 'l10n=de'}
2021-04-10 11:07:08,935 - octoprint.util.jinja - ERROR - Caught exception while compiling template index.jinja2 at line 181
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/jinja.py", line 227, in _handle_body
    return caller()
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 675, in __call__
    return self._invoke(arguments, autoescape)
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 679, in _invoke
    rv = self._func(*arguments)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/templates/index.jinja2", line 409, in macro
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking/templates/errortracking_javascripts.jinja2", line 44, in root
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 290, in call
    return __obj(*args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/ext/jinja2.py", line 187, in _render_assets
    urls = bundle.urls(calculate_sri=True)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 833, in urls
    urls.extend(bundle._urls(new_ctx, extra_filters, *args, **kwargs))
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 768, in _urls
    *args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 620, in _build
    force, disable_cache=disable_cache, extra_filters=extra_filters)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 505, in _merge_and_apply
    filters_to_pass_down, disable_cache=disable_cache)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 544, in _merge_and_apply
    kwargs=item_data)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 280, in apply
    return self._wrap_cache(key, func)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 259, in fixed_wrap_cache
    content = self.cache.get(key)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 218, in fixed_get
    hash = make_md5(self.V, key)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 84, in make_md5
    for d in walk(data):
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 67, in walk
    yield obj.data().encode('utf-8')
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 80, in data
    return f.read()
  File "/home/pi/oprint/lib/python3.7/codecs.py", line 322, in decode
    (result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x80 in position 0: invalid start byte
2021-04-10 11:07:08,949 - octoprint.server.preemptive_cache - INFO - ... done in 0.23s
2021-04-10 11:07:08,950 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.45/', 'path': '/', 'query_string': 'l10n=en'}
2021-04-10 11:07:09,403 - octoprint.util.jinja - ERROR - Caught exception while compiling template index.jinja2 at line 181
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/jinja.py", line 227, in _handle_body
    return caller()
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 675, in __call__
    return self._invoke(arguments, autoescape)
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 679, in _invoke
    rv = self._func(*arguments)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/templates/index.jinja2", line 409, in macro
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking/templates/errortracking_javascripts.jinja2", line 44, in root
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 290, in call
    return __obj(*args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/ext/jinja2.py", line 187, in _render_assets
    urls = bundle.urls(calculate_sri=True)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 833, in urls
    urls.extend(bundle._urls(new_ctx, extra_filters, *args, **kwargs))
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 768, in _urls
    *args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 620, in _build
    force, disable_cache=disable_cache, extra_filters=extra_filters)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 505, in _merge_and_apply
    filters_to_pass_down, disable_cache=disable_cache)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 544, in _merge_and_apply
    kwargs=item_data)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 280, in apply
    return self._wrap_cache(key, func)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 259, in fixed_wrap_cache
    content = self.cache.get(key)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 218, in fixed_get
    hash = make_md5(self.V, key)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 84, in make_md5
    for d in walk(data):
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 67, in walk
    yield obj.data().encode('utf-8')
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 80, in data
    return f.read()
  File "/home/pi/oprint/lib/python3.7/codecs.py", line 322, in decode
    (result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x80 in position 0: invalid start byte
2021-04-10 11:07:09,416 - octoprint.server.preemptive_cache - INFO - ... done in 0.47s
2021-04-10 11:07:58,174 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 12.08ms
2021-04-10 11:08:00,080 - octoprint.server.util.sockjs - INFO - New connection from client: ::ffff:192.168.178.22
2021-04-10 11:08:00,148 - octoprint.server.util.flask - INFO - Passively logging in user Jakub from ::ffff:192.168.178.22
2021-04-10 11:08:00,149 - octoprint.access.users - INFO - Logged in user: Jakub
2021-04-10 11:08:00,179 - octoprint.server.util.sockjs - INFO - User Jakub logged in on the socket from client ::ffff:192.168.178.22
2021-04-10 11:08:00,206 - octoprint.server.util.sockjs - INFO - User Jakub logged in on the socket from client ::ffff:192.168.178.22
2021-04-10 11:08:03,774 - octoprint.util.comm - INFO - Changing monitoring state from "Offline" to "Detecting serial connection"
2021-04-10 11:08:03,776 - octoprint.util.comm - INFO - Serial detection: Performing autodetection with 7 port/baudrate candidates: /dev/ttyUSB0@115200, /dev/ttyUSB0@250000, /dev/ttyUSB0@230400, /dev/ttyUSB0@57600, /dev/ttyUSB0@38400, /dev/ttyUSB0@19200, /dev/ttyUSB0@9600
2021-04-10 11:08:03,776 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 115200
2021-04-10 11:08:03,787 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 115200
2021-04-10 11:08:08,343 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 115200 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:08:08,344 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 115200, skipping
2021-04-10 11:08:08,345 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 250000
2021-04-10 11:08:08,346 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 250000
2021-04-10 11:08:08,357 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 250000 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:08:08,369 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 250000, skipping
2021-04-10 11:08:08,373 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 230400
2021-04-10 11:08:08,377 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 230400
2021-04-10 11:08:08,382 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 230400 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:08:08,384 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 230400, skipping
2021-04-10 11:08:08,387 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 57600
2021-04-10 11:08:08,391 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 57600
2021-04-10 11:08:08,398 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 57600 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:08:08,399 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 57600, skipping
2021-04-10 11:08:08,400 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 38400
2021-04-10 11:08:08,401 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 38400
2021-04-10 11:08:08,405 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 38400 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:08:08,405 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 38400, skipping
2021-04-10 11:08:08,406 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 19200
2021-04-10 11:08:08,407 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 19200
2021-04-10 11:08:08,411 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 19200 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:08:08,413 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 19200, skipping
2021-04-10 11:08:08,422 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 9600
2021-04-10 11:08:08,425 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 9600
2021-04-10 11:08:08,433 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 9600 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:08:08,433 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 9600, skipping
2021-04-10 11:08:08,434 - octoprint.util.comm - INFO - Changing monitoring state from "Detecting serial connection" to "Error: No more candidates to test, and no working port/baudrate combination detected."
2021-04-10 11:08:08,438 - octoprint.util.comm - INFO - Changing monitoring state from "Error: No more candidates to test, and no working port/baudrate combination detected." to "Offline (Error: No more candidates to test, and no working port/baudrate combination detected.)"
2021-04-10 11:08:08,482 - octoprint.plugins.action_command_notification - INFO - Notifications cleared
2021-04-10 11:08:08,884 - octoprint.plugins.tracking - INFO - Sent tracking event commerror_autodetect, payload: {'commerror_text': 'No more candidates to test, and no working port/baudrate combination detected.'}
2021-04-10 11:08:09,556 - octoprint.util.comm - INFO - Changing monitoring state from "Offline" to "Detecting serial connection"
2021-04-10 11:08:09,558 - octoprint.util.comm - INFO - Serial detection: Performing autodetection with 7 port/baudrate candidates: /dev/ttyUSB0@115200, /dev/ttyUSB0@250000, /dev/ttyUSB0@230400, /dev/ttyUSB0@57600, /dev/ttyUSB0@38400, /dev/ttyUSB0@19200, /dev/ttyUSB0@9600
2021-04-10 11:08:09,558 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 115200
2021-04-10 11:08:09,559 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 115200
2021-04-10 11:08:09,570 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 115200 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:08:09,571 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 115200, skipping
2021-04-10 11:08:09,571 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 250000
2021-04-10 11:08:09,572 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 250000
2021-04-10 11:08:09,581 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 250000 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:08:09,584 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 250000, skipping
2021-04-10 11:08:09,585 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 230400
2021-04-10 11:08:09,585 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 230400
2021-04-10 11:08:09,588 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 230400 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:08:09,589 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 230400, skipping
2021-04-10 11:08:09,596 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 57600
2021-04-10 11:08:09,605 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 57600
2021-04-10 11:08:09,609 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 57600 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:08:09,609 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 57600, skipping
2021-04-10 11:08:09,610 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 38400
2021-04-10 11:08:09,611 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 38400
2021-04-10 11:08:09,614 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 38400 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:08:09,616 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 38400, skipping
2021-04-10 11:08:09,620 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 19200
2021-04-10 11:08:09,622 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 19200
2021-04-10 11:08:09,626 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 19200 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:08:09,628 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 19200, skipping
2021-04-10 11:08:09,630 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 9600
2021-04-10 11:08:09,633 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 9600
2021-04-10 11:08:09,637 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 9600 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:08:09,637 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 9600, skipping
2021-04-10 11:08:09,637 - octoprint.util.comm - INFO - Changing monitoring state from "Detecting serial connection" to "Error: No more candidates to test, and no working port/baudrate combination detected."
2021-04-10 11:08:09,639 - octoprint.util.comm - INFO - Changing monitoring state from "Error: No more candidates to test, and no working port/baudrate combination detected." to "Offline (Error: No more candidates to test, and no working port/baudrate combination detected.)"
2021-04-10 11:08:09,717 - octoprint.plugins.action_command_notification - INFO - Notifications cleared
2021-04-10 11:08:09,868 - octoprint.plugins.tracking - INFO - Sent tracking event commerror_autodetect, payload: {'commerror_text': 'No more candidates to test, and no working port/baudrate combination detected.'}
2021-04-10 11:08:39,695 - octoprint.server.util.sockjs - INFO - Client connection closed: ::ffff:192.168.178.22
2021-04-10 11:09:03,518 - octoprint.server.util.sockjs - INFO - New connection from client: ::ffff:192.168.178.22
2021-04-10 11:09:03,540 - octoprint.server.util.flask - INFO - Passively logging in user Jakub from ::ffff:192.168.178.22
2021-04-10 11:09:03,541 - octoprint.access.users - INFO - Logged in user: Jakub
2021-04-10 11:09:03,571 - octoprint.server.util.sockjs - INFO - User Jakub logged in on the socket from client ::ffff:192.168.178.22
2021-04-10 11:09:05,092 - octoprint.server.util.sockjs - INFO - Client connection closed: ::ffff:192.168.178.22
2021-04-10 11:09:18,144 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.22) 12.86ms
2021-04-10 11:18:48,153 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 15.81ms
2021-04-10 11:20:36,778 - tornado.access - WARNING - 404 GET /favicon.ico (::ffff:192.168.178.30) 17.77ms
2021-04-10 11:20:52,056 - octoprint.server.util.sockjs - INFO - New connection from client: ::ffff:192.168.178.22
2021-04-10 11:20:52,105 - octoprint.server.util.flask - INFO - Passively logging in user Jakub from ::ffff:192.168.178.22
2021-04-10 11:20:52,106 - octoprint.access.users - INFO - Logged in user: Jakub
2021-04-10 11:20:52,139 - octoprint.server.util.sockjs - INFO - User Jakub logged in on the socket from client ::ffff:192.168.178.22
2021-04-10 11:20:53,589 - octoprint.util.comm - INFO - Changing monitoring state from "Offline" to "Detecting serial connection"
2021-04-10 11:20:53,591 - octoprint.util.comm - INFO - Serial detection: Performing autodetection with 7 port/baudrate candidates: /dev/ttyUSB0@115200, /dev/ttyUSB0@250000, /dev/ttyUSB0@230400, /dev/ttyUSB0@57600, /dev/ttyUSB0@38400, /dev/ttyUSB0@19200, /dev/ttyUSB0@9600
2021-04-10 11:20:53,591 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 115200
2021-04-10 11:20:53,592 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 115200
2021-04-10 11:20:53,604 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 115200 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:20:53,606 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 115200, skipping
2021-04-10 11:20:53,613 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 250000
2021-04-10 11:20:53,616 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 250000
2021-04-10 11:20:53,628 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 250000 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:20:53,629 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 250000, skipping
2021-04-10 11:20:53,629 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 230400
2021-04-10 11:20:53,630 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 230400
2021-04-10 11:20:53,636 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 230400 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:20:53,637 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 230400, skipping
2021-04-10 11:20:53,637 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 57600
2021-04-10 11:20:53,638 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 57600
2021-04-10 11:20:53,645 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 57600 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:20:53,645 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 57600, skipping
2021-04-10 11:20:53,646 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 38400
2021-04-10 11:20:53,647 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 38400
2021-04-10 11:20:53,654 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 38400 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:20:53,655 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 38400, skipping
2021-04-10 11:20:53,655 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 19200
2021-04-10 11:20:53,656 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 19200
2021-04-10 11:20:53,660 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 19200 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:20:53,660 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 19200, skipping
2021-04-10 11:20:53,662 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 9600
2021-04-10 11:20:53,665 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 9600
2021-04-10 11:20:53,670 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyUSB0, baudrate 9600 from hook default: SerialException: '[Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'' @ comm.py:_open_serial:3670
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 322, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
FileNotFoundError: [Errno 2] No such file or directory: '/dev/ttyUSB0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3670, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]),
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 3644, in default
    serial_obj.open()
  File "/home/pi/oprint/lib/python3.7/site-packages/serial/serialposix.py", line 325, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 2] could not open port /dev/ttyUSB0: [Errno 2] No such file or directory: '/dev/ttyUSB0'
2021-04-10 11:20:53,670 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 9600, skipping
2021-04-10 11:20:53,671 - octoprint.util.comm - INFO - Changing monitoring state from "Detecting serial connection" to "Error: No more candidates to test, and no working port/baudrate combination detected."
2021-04-10 11:20:53,673 - octoprint.util.comm - INFO - Changing monitoring state from "Error: No more candidates to test, and no working port/baudrate combination detected." to "Offline (Error: No more candidates to test, and no working port/baudrate combination detected.)"
2021-04-10 11:20:53,728 - octoprint.plugins.action_command_notification - INFO - Notifications cleared
2021-04-10 11:20:53,928 - octoprint.plugins.tracking - INFO - Sent tracking event commerror_autodetect, payload: {'commerror_text': 'No more candidates to test, and no working port/baudrate combination detected.'}
2021-04-10 11:21:04,122 - octoprint.server.util.sockjs - INFO - Client connection closed: ::ffff:192.168.178.22
2021-04-10 11:21:12,932 - octoprint.server.util.sockjs - INFO - New connection from client: ::ffff:192.168.178.22
2021-04-10 11:21:13,230 - tornado.access - WARNING - 409 GET /api/printer?history=true&exclude=state,sd (::ffff:192.168.178.22) 7.60ms
2021-04-10 11:21:13,254 - octoprint.server.util.flask - INFO - Passively logging in user Jakub from ::ffff:192.168.178.22
2021-04-10 11:21:13,255 - octoprint.access.users - INFO - Logged in user: Jakub
2021-04-10 11:21:13,675 - octoprint.server.util.sockjs - INFO - User Jakub logged in on the socket from client ::ffff:192.168.178.22
2021-04-10 11:21:15,110 - octoprint.server.util.sockjs - INFO - Client connection closed: ::ffff:192.168.178.22
2021-04-10 11:21:55,221 - octoprint.server.heartbeat - INFO - Server heartbeat <3
2021-04-10 11:22:02,876 - octoprint.plugins.tracking - INFO - Sent tracking event ping, payload: {'octoprint_uptime': 896}
2021-04-10 11:22:12,626 - tornado.access - WARNING - 404 GET /favicon.ico (fe80::51bf:d09:e694:b0cd) 15.18ms
2021-04-10 11:23:21,749 - octoprint.server.util.sockjs - INFO - New connection from client: ::ffff:192.168.178.22
2021-04-10 11:23:21,779 - octoprint.server.util.flask - INFO - Passively logging in user Jakub from ::ffff:192.168.178.22
2021-04-10 11:23:21,781 - octoprint.access.users - INFO - Logged in user: Jakub
2021-04-10 11:23:21,862 - octoprint.server.util.sockjs - INFO - User Jakub logged in on the socket from client ::ffff:192.168.178.22
2021-04-10 11:23:21,877 - octoprint.server.util.sockjs - INFO - User Jakub logged in on the socket from client ::ffff:192.168.178.22
2021-04-10 11:23:25,172 - octoprint.server.api.system - INFO - Performing command for core:shutdown: sudo shutdown -h now
2021-04-10 11:23:25,523 - octoprint.server - INFO - Shutting down...
2021-04-10 11:23:25,536 - octoprint.server.api.system - WARNING - Command for core:shutdown failed with return code -15:
! STDOUT: 
! STDERR: 
2021-04-10 11:23:26,158 - octoprint.server - INFO - Calling on_shutdown on plugins
2021-04-10 11:23:26,161 - octoprint.events - INFO - Processing shutdown event, this will be our last event
2021-04-10 11:23:26,165 - octoprint.events - INFO - Event loop shut down
2021-04-10 11:23:26,742 - octoprint.server - INFO - Goodbye!
2021-04-10 11:23:35,049 - octoprint.startup - INFO - ******************************************************************************
2021-04-10 11:23:35,052 - octoprint.startup - INFO - Starting OctoPrint 1.5.3
2021-04-10 11:23:35,055 - octoprint.startup - INFO - ******************************************************************************
2021-04-10 11:23:41,680 - octoprint.util.connectivity.connectivity_checker - INFO - Connectivity state is currently: offline
2021-04-10 11:23:41,681 - octoprint.util.connectivity.connectivity_checker - INFO - Connecting to 8.8.8.8:53 is not working
2021-04-10 11:23:41,681 - octoprint.util.connectivity.connectivity_checker - INFO - Resolving octoprint.org is not working
2021-04-10 11:23:41,691 - octoprint.startup - INFO - We don't appear to be online, not fetching plugin blacklist
2021-04-10 11:23:41,832 - octoprint.plugin.core - INFO - Loading plugins from /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins, /home/pi/.octoprint/plugins and installed plugin packages...
2021-04-10 11:23:43,808 - octoprint.startup - INFO - Added settings overlay from plugin firmware_check
2021-04-10 11:23:43,810 - octoprint.plugin.core - INFO - Found 17 plugin(s) providing 17 mixin implementations, 34 hook handlers
2021-04-10 11:23:44,010 - octoprint.server.heartbeat - INFO - Starting server heartbeat, 900.0s interval
2021-04-10 11:23:44,037 - octoprint.server - INFO - Intermediary server started
2021-04-10 11:23:44,071 - octoprint.filemanager.storage - INFO - Initializing the file metadata for /home/pi/.octoprint/uploads...
2021-04-10 11:23:44,520 - octoprint.filemanager.storage - INFO - ... file metadata for /home/pi/.octoprint/uploads initialized successfully.
2021-04-10 11:23:44,524 - octoprint.server - INFO - Added new permission from plugin action_command_notification: PLUGIN_ACTION_COMMAND_NOTIFICATION_SHOW (needs: "Need(method='role', value='plugin_action_command_notification_show')")
2021-04-10 11:23:44,524 - octoprint.server - INFO - Added new permission from plugin action_command_notification: PLUGIN_ACTION_COMMAND_NOTIFICATION_CLEAR (needs: "Need(method='role', value='plugin_action_command_notification_clear')")
2021-04-10 11:23:44,525 - octoprint.server - INFO - Added new permission from plugin action_command_prompt: PLUGIN_ACTION_COMMAND_PROMPT_INTERACT (needs: "Need(method='role', value='plugin_action_command_prompt_interact')")
2021-04-10 11:23:44,527 - octoprint.server - INFO - Added new permission from plugin announcements: PLUGIN_ANNOUNCEMENTS_READ (needs: "Need(method='role', value='plugin_announcements_read')")
2021-04-10 11:23:44,531 - octoprint.server - INFO - Added new permission from plugin announcements: PLUGIN_ANNOUNCEMENTS_MANAGE (needs: "Need(method='role', value='plugin_announcements_read'), Need(method='role', value='plugin_announcements_manage')")
2021-04-10 11:23:44,534 - octoprint.server - INFO - Added new permission from plugin appkeys: PLUGIN_APPKEYS_ADMIN (needs: "Need(method='role', value='plugin_appkeys_admin')")
2021-04-10 11:23:44,536 - octoprint.server - INFO - Added new permission from plugin backup: PLUGIN_BACKUP_ACCESS (needs: "Need(method='role', value='plugin_backup_access')")
2021-04-10 11:23:44,538 - octoprint.server - INFO - Added new permission from plugin firmware_check: PLUGIN_FIRMWARE_CHECK_DISPLAY (needs: "Need(method='role', value='plugin_firmware_check_display')")
2021-04-10 11:23:44,540 - octoprint.server - INFO - Added new permission from plugin logging: PLUGIN_LOGGING_MANAGE (needs: "Need(method='role', value='plugin_logging_manage')")
2021-04-10 11:23:44,545 - octoprint.server - INFO - Added new permission from plugin pi_support: PLUGIN_PI_SUPPORT_STATUS (needs: "Need(method='role', value='plugin_pi_support_check')")
2021-04-10 11:23:44,546 - octoprint.server - INFO - Added new permission from plugin pluginmanager: PLUGIN_PLUGINMANAGER_MANAGE (needs: "Need(method='role', value='plugin_pluginmanager_manage')")
2021-04-10 11:23:44,547 - octoprint.server - INFO - Added new permission from plugin pluginmanager: PLUGIN_PLUGINMANAGER_INSTALL (needs: "Need(method='role', value='plugin_pluginmanager_manage'), Need(method='role', value='plugin_pluginmanager_install')")
2021-04-10 11:23:44,548 - octoprint.server - INFO - Added new permission from plugin softwareupdate: PLUGIN_SOFTWAREUPDATE_CHECK (needs: "Need(method='role', value='plugin_softwareupdate_check')")
2021-04-10 11:23:44,549 - octoprint.server - INFO - Added new permission from plugin softwareupdate: PLUGIN_SOFTWAREUPDATE_UPDATE (needs: "Need(method='role', value='plugin_softwareupdate_update')")
2021-04-10 11:23:44,551 - octoprint.server - INFO - Added new permission from plugin softwareupdate: PLUGIN_SOFTWAREUPDATE_CONFIGURE (needs: "Need(method='role', value='plugin_softwareupdate_configure')")
2021-04-10 11:23:45,973 - octoprint.util.pip - INFO - Using "/home/pi/oprint/bin/python3 -m pip" as command to invoke pip
2021-04-10 11:23:46,951 - octoprint.util.pip - INFO - Version of pip is 20.3.3
2021-04-10 11:23:46,953 - octoprint.util.pip - INFO - pip installs to /home/pi/oprint/lib/python3.7/site-packages (writable -> yes), --user flag needed -> no, virtual env -> yes
2021-04-10 11:23:46,954 - octoprint.util.pip - INFO - ==> pip ok -> yes
2021-04-10 11:23:47,034 - octoprint.plugins.softwareupdate - INFO - Loaded version cache from disk
2021-04-10 11:23:47,062 - octoprint.plugin.core - INFO - Initialized 17 plugin implementation(s)
2021-04-10 11:23:47,079 - octoprint.plugin.core - INFO - 17 plugin(s) registered with the system:
|  Action Command Notification Support (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/action_command_notification
|  Action Command Prompt Support (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/action_command_prompt
|  Announcement Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/announcements
|  Anonymous Usage Tracking (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/tracking
|  Application Keys Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/appkeys
|  Backup & Restore (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/backup
|  Core Wizard (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/corewizard
|  Discovery (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/discovery
|  Error Tracking (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking
|  File Check (2021.2.23) (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint_file_check
|  Firmware Check (2021.2.4) (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint_firmware_check
|  GCode Viewer (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/gcodeviewer
|  Logging (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/logging
|  Pi Support Plugin (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/pi_support
|  Plugin Manager (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/pluginmanager
|  Software Update (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/softwareupdate
|  Virtual Printer (bundled) = /home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/virtual_printer
Prefix legend: ! = disabled, # = blacklisted, * = incompatible
2021-04-10 11:23:47,114 - octoprint.environment - INFO - Detected environment is Python 3.7.3 under Linux (linux). Details:
|  hardware:
|      cores: 4
|      freq: 1200.0
|      ram: 915722240
|  os:
|      bits: 32
|      id: linux
|      platform: linux
|  plugins:
|      pi_support:
|          model: Raspberry Pi 3 Model B Rev 1.2
|          octopi_version: 0.18.0
|          throttle_state: '0x0'
|  python:
|      pip: 20.3.3
|      version: 3.7.3
|      virtualenv: /home/pi/oprint
2021-04-10 11:23:47,129 - octoprint.server - INFO - Reset webasset folder /home/pi/.octoprint/generated/webassets...
2021-04-10 11:23:47,132 - octoprint.server - INFO - Reset webasset folder /home/pi/.octoprint/generated/.webassets-cache...
2021-04-10 11:23:48,002 - octoprint.server - INFO - Shutting down intermediary server...
2021-04-10 11:23:48,055 - octoprint.server - INFO - Intermediary server shut down
2021-04-10 11:23:48,059 - octoprint.events - INFO - Processing startup event, this is our first event
2021-04-10 11:23:48,060 - octoprint.events - INFO - Adding 1 events to queue that were held back before startup event
2021-04-10 11:23:48,061 - octoprint.filemanager - INFO - Adding backlog items from all storage types to analysis queue...
2021-04-10 11:23:48,074 - octoprint.server.util.watchdog - INFO - Running initial scan on watched folder...
2021-04-10 11:23:48,074 - octoprint.filemanager - INFO - Added 0 items from storage type "local" to analysis queue
2021-04-10 11:23:48,079 - octoprint.server.util.watchdog - INFO - ... initial scan done.
2021-04-10 11:23:48,893 - octoprint.plugins.discovery - INFO - Registered 'OctoPrint instance on octopi._http._tcp.local.' for _http._tcp.local.
2021-04-10 11:23:49,703 - octoprint.plugins.discovery - INFO - Registered 'OctoPrint instance on octopi._octoprint._tcp.local.' for _octoprint._tcp.local.
2021-04-10 11:23:49,714 - octoprint.plugins.discovery - INFO - Registered OctoPrint instance on octopi for SSDP
2021-04-10 11:23:49,751 - octoprint.server - INFO - Listening on http://127.0.0.1:5000
2021-04-10 11:23:49,832 - octoprint.plugins.pluginmanager - INFO - Loaded plugin repository data from disk, was still valid
2021-04-10 11:23:50,876 - octoprint.util.pip - INFO - Using "/home/pi/oprint/bin/python3 -m pip" as command to invoke pip
2021-04-10 11:23:50,878 - octoprint.util.pip - INFO - pip installs to /home/pi/oprint/lib/python3.7/site-packages (writable -> yes), --user flag needed -> no, virtual env -> yes
2021-04-10 11:23:50,888 - octoprint.util.pip - INFO - ==> pip ok -> yes
2021-04-10 11:23:50,942 - octoprint.plugins.softwareupdate - INFO - Minimum free storage across all update relevant locations is 11.5GB. That is considered sufficient for updating.
2021-04-10 11:23:50,942 - octoprint.plugins.softwareupdate - INFO - Not fetching check overlays, we are offline
2021-04-10 11:23:51,167 - octoprint.util.connectivity.connectivity_checker - INFO - Connectivity changed from offline to online
2021-04-10 11:23:51,282 - octoprint.plugins.pluginmanager - INFO - Loaded plugin repository data from disk, was still valid
2021-04-10 11:23:53,151 - octoprint.plugins.pluginmanager - INFO - Loaded notice data from disk, was still valid
2021-04-10 11:23:53,517 - octoprint.util.pip - INFO - Using "/home/pi/oprint/bin/python3 -m pip" as command to invoke pip
2021-04-10 11:23:53,526 - octoprint.util.pip - INFO - pip installs to /home/pi/oprint/lib/python3.7/site-packages (writable -> yes), --user flag needed -> no, virtual env -> yes
2021-04-10 11:23:53,526 - octoprint.util.pip - INFO - ==> pip ok -> yes
2021-04-10 11:23:53,668 - octoprint.plugins.softwareupdate - INFO - Saved version cache to disk
2021-04-10 11:23:53,943 - octoprint.plugins.tracking - INFO - Sent tracking event ping, payload: {'octoprint_uptime': 10}
2021-04-10 11:23:54,230 - octoprint.plugins.tracking - INFO - Sent tracking event pong, payload: {'version': '1.5.3', 'os': 'linux', 'bits': 32, 'python': '3.7.3', 'pip': '20.3.3', 'cores': 4, 'freq': 1200.0, 'ram': 915722240, 'pi_model': 'Raspberry Pi 3 Model B Rev 1.2', 'octopi_version': '0.18.0', 'plugins': ''}
2021-04-10 11:23:54,284 - octoprint.plugins.pluginmanager - INFO - Loaded notice data from disk, was still valid
2021-04-10 11:23:54,320 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.45/', 'path': '/', 'query_string': 'l10n=de'}
2021-04-10 11:23:54,451 - octoprint.plugins.tracking - INFO - Sent tracking event startup, payload: {'version': '1.5.3', 'os': 'linux', 'bits': 32, 'python': '3.7.3', 'pip': '20.3.3', 'cores': 4, 'freq': 1200.0, 'ram': 915722240, 'pi_model': 'Raspberry Pi 3 Model B Rev 1.2', 'octopi_version': '0.18.0'}
2021-04-10 11:23:59,391 - octoprint.util.jinja - ERROR - Caught exception while compiling template index.jinja2 at line 181
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/jinja.py", line 227, in _handle_body
    return caller()
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 675, in __call__
    return self._invoke(arguments, autoescape)
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 679, in _invoke
    rv = self._func(*arguments)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/templates/index.jinja2", line 409, in macro
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking/templates/errortracking_javascripts.jinja2", line 44, in root
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 290, in call
    return __obj(*args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/ext/jinja2.py", line 187, in _render_assets
    urls = bundle.urls(calculate_sri=True)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 833, in urls
    urls.extend(bundle._urls(new_ctx, extra_filters, *args, **kwargs))
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 768, in _urls
    *args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 620, in _build
    force, disable_cache=disable_cache, extra_filters=extra_filters)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 505, in _merge_and_apply
    filters_to_pass_down, disable_cache=disable_cache)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 544, in _merge_and_apply
    kwargs=item_data)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 280, in apply
    return self._wrap_cache(key, func)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 259, in fixed_wrap_cache
    content = self.cache.get(key)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 218, in fixed_get
    hash = make_md5(self.V, key)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 84, in make_md5
    for d in walk(data):
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 67, in walk
    yield obj.data().encode('utf-8')
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 80, in data
    return f.read()
  File "/home/pi/oprint/lib/python3.7/codecs.py", line 322, in decode
    (result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x80 in position 0: invalid start byte
2021-04-10 11:23:59,418 - octoprint.server.preemptive_cache - INFO - ... done in 5.10s
2021-04-10 11:23:59,418 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.44/', 'path': '/', 'query_string': 'l10n=de'}
2021-04-10 11:23:59,635 - octoprint.util.jinja - ERROR - Caught exception while compiling template index.jinja2 at line 181
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/jinja.py", line 227, in _handle_body
    return caller()
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 675, in __call__
    return self._invoke(arguments, autoescape)
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 679, in _invoke
    rv = self._func(*arguments)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/templates/index.jinja2", line 409, in macro
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking/templates/errortracking_javascripts.jinja2", line 44, in root
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 290, in call
    return __obj(*args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/ext/jinja2.py", line 187, in _render_assets
    urls = bundle.urls(calculate_sri=True)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 833, in urls
    urls.extend(bundle._urls(new_ctx, extra_filters, *args, **kwargs))
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 768, in _urls
    *args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 620, in _build
    force, disable_cache=disable_cache, extra_filters=extra_filters)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 505, in _merge_and_apply
    filters_to_pass_down, disable_cache=disable_cache)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 544, in _merge_and_apply
    kwargs=item_data)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 280, in apply
    return self._wrap_cache(key, func)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 259, in fixed_wrap_cache
    content = self.cache.get(key)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 218, in fixed_get
    hash = make_md5(self.V, key)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 84, in make_md5
    for d in walk(data):
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 67, in walk
    yield obj.data().encode('utf-8')
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 80, in data
    return f.read()
  File "/home/pi/oprint/lib/python3.7/codecs.py", line 322, in decode
    (result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x80 in position 0: invalid start byte
2021-04-10 11:23:59,648 - octoprint.server.preemptive_cache - INFO - ... done in 0.23s
2021-04-10 11:23:59,648 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'base_url': 'http://192.168.178.45/', 'path': '/', 'query_string': 'l10n=en'}
2021-04-10 11:24:00,123 - octoprint.util.jinja - ERROR - Caught exception while compiling template index.jinja2 at line 181
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/jinja.py", line 227, in _handle_body
    return caller()
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 675, in __call__
    return self._invoke(arguments, autoescape)
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 679, in _invoke
    rv = self._func(*arguments)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/templates/index.jinja2", line 409, in macro
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking/templates/errortracking_javascripts.jinja2", line 44, in root
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 290, in call
    return __obj(*args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/ext/jinja2.py", line 187, in _render_assets
    urls = bundle.urls(calculate_sri=True)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 833, in urls
    urls.extend(bundle._urls(new_ctx, extra_filters, *args, **kwargs))
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 768, in _urls
    *args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 620, in _build
    force, disable_cache=disable_cache, extra_filters=extra_filters)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 505, in _merge_and_apply
    filters_to_pass_down, disable_cache=disable_cache)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 544, in _merge_and_apply
    kwargs=item_data)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 280, in apply
    return self._wrap_cache(key, func)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 259, in fixed_wrap_cache
    content = self.cache.get(key)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 218, in fixed_get
    hash = make_md5(self.V, key)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 84, in make_md5
    for d in walk(data):
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 67, in walk
    yield obj.data().encode('utf-8')
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 80, in data
    return f.read()
  File "/home/pi/oprint/lib/python3.7/codecs.py", line 322, in decode
    (result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x80 in position 0: invalid start byte
2021-04-10 11:24:00,136 - octoprint.server.preemptive_cache - INFO - ... done in 0.49s
2021-04-10 14:10:04,107 - octoprint.server.heartbeat - INFO - Server heartbeat <3
2021-04-10 14:10:04,394 - octoprint.plugins.tracking - INFO - Sent tracking event ping, payload: {'octoprint_uptime': 17}
2021-04-10 14:10:13,864 - octoprint.server.util.flask - INFO - Passively logging in user Jakub from ::ffff:192.168.178.30
2021-04-10 14:10:13,865 - octoprint.access.users - INFO - Logged in user: Jakub
2021-04-10 14:10:14,151 - octoprint.util.jinja - ERROR - Caught exception while compiling template index.jinja2 at line 181
Traceback (most recent call last):
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/util/jinja.py", line 227, in _handle_body
    return caller()
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 675, in __call__
    return self._invoke(arguments, autoescape)
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 679, in _invoke
    rv = self._func(*arguments)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/templates/index.jinja2", line 409, in macro
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/plugins/errortracking/templates/errortracking_javascripts.jinja2", line 44, in root
  File "/home/pi/oprint/lib/python3.7/site-packages/jinja2/runtime.py", line 290, in call
    return __obj(*args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/ext/jinja2.py", line 187, in _render_assets
    urls = bundle.urls(calculate_sri=True)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 833, in urls
    urls.extend(bundle._urls(new_ctx, extra_filters, *args, **kwargs))
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 768, in _urls
    *args, **kwargs)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 620, in _build
    force, disable_cache=disable_cache, extra_filters=extra_filters)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 505, in _merge_and_apply
    filters_to_pass_down, disable_cache=disable_cache)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/bundle.py", line 544, in _merge_and_apply
    kwargs=item_data)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 280, in apply
    return self._wrap_cache(key, func)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 259, in fixed_wrap_cache
    content = self.cache.get(key)
  File "/home/pi/oprint/lib/python3.7/site-packages/octoprint/server/util/flask.py", line 218, in fixed_get
    hash = make_md5(self.V, key)
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 84, in make_md5
    for d in walk(data):
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 61, in walk
    for d in walk(item): yield d
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/cache.py", line 67, in walk
    yield obj.data().encode('utf-8')
  File "/home/pi/oprint/lib/python3.7/site-packages/webassets/merge.py", line 80, in data
    return f.read()
  File "/home/pi/oprint/lib/python3.7/codecs.py", line 322, in decode
    (result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x80 in position 0: invalid start byte
2021-04-10 14:10:22,077 - octoprint.server.util.flask - INFO - Passively logging in user Jakub from ::ffff:192.168.178.30
2021-04-10 14:10:22,078 - octoprint.access.users - INFO - Logged in user: Jakub
2021-04-10 14:11:44,570 - octoprint.server.util.flask - INFO - Passively logging in user Jakub from ::ffff:192.168.178.30
2021-04-10 14:11:44,571 - octoprint.access.users - INFO - Logged in user: Jakub
2021-04-10 14:15:03,352 - tornado.access - WARNING - 405 PROPFIND / (::ffff:192.168.178.30) 3.22ms