2019-04-20 16:40:42,014 - octoprint.startup - INFO - ****************************************************************************** 2019-04-20 16:40:42,018 - octoprint.startup - INFO - Starting OctoPrint 1.3.10 2019-04-20 16:40:42,020 - octoprint.startup - INFO - ****************************************************************************** 2019-04-20 16:40:42,182 - octoprint.util.connectivity_checker - INFO - Connectivity changed from offline to online 2019-04-20 16:40:42,191 - octoprint.startup - INFO - Blacklist processing done, adding 1 blacklisted plugin versions: roomtemp (any) 2019-04-20 16:40:42,266 - octoprint.plugin.core - INFO - Loading plugins from /home/pi/oprint/lib/python2.7/site-packages/octoprint/plugins, /home/pi/.octoprint/plugins and installed plugin packages... 2019-04-20 16:40:45,833 - octoprint.plugin.core - INFO - Found 15 plugin(s) providing 15 mixin implementations, 17 hook handlers 2019-04-20 16:40:46,029 - octoprint.server.heartbeat - INFO - Starting server heartbeat, 900.0s interval 2019-04-20 16:40:46,083 - octoprint.server - INFO - Intermediary server started 2019-04-20 16:40:46,085 - octoprint.plugin.core - INFO - Loading plugins from /home/pi/oprint/lib/python2.7/site-packages/octoprint/plugins, /home/pi/.octoprint/plugins and installed plugin packages... 2019-04-20 16:40:47,338 - octoprint.plugin.core - INFO - Found 15 plugin(s) providing 15 mixin implementations, 17 hook handlers 2019-04-20 16:40:47,412 - octoprint.filemanager.storage - INFO - Initializing the file metadata for /home/pi/.octoprint/uploads... 2019-04-20 16:40:48,532 - octoprint.filemanager.storage - INFO - ... file metadata for /home/pi/.octoprint/uploads initialized successfully. 2019-04-20 16:40:48,551 - octoprint.plugins.tracking - INFO - Initialized anonymous tracking 2019-04-20 16:40:48,611 - octoprint.plugins.softwareupdate - INFO - Loaded version cache from disk 2019-04-20 16:40:52,461 - octoprint.util.pip - INFO - Using "/home/pi/oprint/bin/python2 -m pip" as command to invoke pip 2019-04-20 16:40:56,209 - octoprint.util.pip - INFO - Version of pip is 9.0.3 2019-04-20 16:40:56,213 - octoprint.util.pip - INFO - pip installs to /home/pi/oprint/lib/python2.7/site-packages (writable -> yes), --user flag needed -> no, virtual env -> yes 2019-04-20 16:40:56,215 - octoprint.util.pip - INFO - ==> pip ok -> yes 2019-04-20 16:40:56,225 - octoprint.plugin.core - INFO - Initialized 15 plugin implementation(s) 2019-04-20 16:40:56,251 - octoprint.plugin.core - INFO - 15 plugin(s) registered with the system: | Action Command Prompt Support (bundled) = /home/pi/oprint/lib/python2.7/site-packages/octoprint/plugins/action_command_prompt | Announcement Plugin (bundled) = /home/pi/oprint/lib/python2.7/site-packages/octoprint/plugins/announcements | Anonymous Usage Tracking (bundled) = /home/pi/oprint/lib/python2.7/site-packages/octoprint/plugins/tracking | Application Keys Plugin (bundled) = /home/pi/oprint/lib/python2.7/site-packages/octoprint/plugins/appkeys | Backup & Restore (bundled) = /home/pi/oprint/lib/python2.7/site-packages/octoprint/plugins/backup | Core Wizard (bundled) = /home/pi/oprint/lib/python2.7/site-packages/octoprint/plugins/corewizard | CuraEngine (<= 15.04) (bundled) = /home/pi/oprint/lib/python2.7/site-packages/octoprint/plugins/cura | Discovery (bundled) = /home/pi/oprint/lib/python2.7/site-packages/octoprint/plugins/discovery | Force Login (bundled) = /home/pi/oprint/lib/python2.7/site-packages/octoprint/plugins/forcelogin | Logging (bundled) = /home/pi/oprint/lib/python2.7/site-packages/octoprint/plugins/logging | Pi Support Plugin (bundled) = /home/pi/oprint/lib/python2.7/site-packages/octoprint/plugins/pi_support | Plugin Manager (bundled) = /home/pi/oprint/lib/python2.7/site-packages/octoprint/plugins/pluginmanager | Printer Safety Check (bundled) = /home/pi/oprint/lib/python2.7/site-packages/octoprint/plugins/printer_safety_check | Software Update (bundled) = /home/pi/oprint/lib/python2.7/site-packages/octoprint/plugins/softwareupdate | Virtual Printer (bundled) = /home/pi/oprint/lib/python2.7/site-packages/octoprint/plugins/virtual_printer 2019-04-20 16:40:56,290 - octoprint.environment - INFO - Detected environment is Python 2.7.13 under Linux (linux2). Details: | hardware: | cores: 4 | freq: 900.0 | ram: 918200320 | os: | id: linux | platform: linux2 | plugins: | pi_support: | model: Raspberry Pi 2 Model B Rev 1.1 | octopi_version: 0.15.1 | python: | pip: 9.0.3 | version: 2.7.13 | virtualenv: /home/pi/oprint 2019-04-20 16:40:56,312 - octoprint.server - INFO - Reset webasset folder /home/pi/.octoprint/generated/webassets... 2019-04-20 16:40:56,354 - octoprint.server - INFO - Reset webasset folder /home/pi/.octoprint/generated/.webassets-cache... 2019-04-20 16:40:56,897 - octoprint.server - INFO - Shutting down intermediary server... 2019-04-20 16:40:57,337 - octoprint.server - INFO - Intermediary server shut down 2019-04-20 16:40:57,347 - octoprint.events - INFO - Processing startup event, this is our first event 2019-04-20 16:40:57,349 - octoprint.events - INFO - Adding 1 events to queue that were held back before startup event 2019-04-20 16:40:57,370 - octoprint.filemanager - INFO - Adding backlog items from all storage types to analysis queue... 2019-04-20 16:40:57,407 - octoprint.filemanager - INFO - Added 0 items from storage type "local" to analysis queue 2019-04-20 16:40:57,468 - octoprint.plugins.pluginmanager - INFO - Loaded plugin repository data from disk, was still valid 2019-04-20 16:40:58,211 - octoprint.plugins.pluginmanager - INFO - Loaded notice data from disk, was still valid 2019-04-20 16:40:59,219 - octoprint.util.comm - INFO - Changing monitoring state from "Offline" to "Opening serial port" 2019-04-20 16:40:59,236 - octoprint.util.comm - INFO - Changing monitoring state from "Opening serial port" to "Connecting" 2019-04-20 16:40:59,246 - octoprint.util.comm - INFO - M110 detected, setting current line number to 0 2019-04-20 16:40:59,250 - octoprint.plugins.discovery - INFO - Registered 'OctoPrint instance on octopi' for _http._tcp 2019-04-20 16:40:59,278 - octoprint.plugins.discovery - INFO - Registered 'OctoPrint instance on octopi' for _octoprint._tcp 2019-04-20 16:40:59,301 - octoprint.plugins.discovery - INFO - Registered OctoPrint instance on octopi for SSDP 2019-04-20 16:40:59,327 - octoprint.server - INFO - Listening on http://127.0.0.1:5000 2019-04-20 16:40:59,618 - octoprint.plugins.pluginmanager - INFO - Loaded plugin repository data from disk, was still valid 2019-04-20 16:41:00,042 - octoprint.util.comm - INFO - M110 detected, setting current line number to 0 2019-04-20 16:41:01,150 - octoprint.plugins.pluginmanager - INFO - Loaded notice data from disk, was still valid 2019-04-20 16:41:03,308 - octoprint.util.pip - INFO - Using "/home/pi/oprint/bin/python2 -m pip" as command to invoke pip 2019-04-20 16:41:03,311 - octoprint.util.pip - INFO - pip installs to /home/pi/oprint/lib/python2.7/site-packages (writable -> yes), --user flag needed -> no, virtual env -> yes 2019-04-20 16:41:03,314 - octoprint.util.pip - INFO - ==> pip ok -> yes 2019-04-20 16:41:03,449 - octoprint.server.preemptive_cache - INFO - Preemptively caching / (ui _default) for {'query_string': 'l10n=en', 'path': '/', 'base_url': 'http://octopi.local/'} 2019-04-20 16:41:04,233 - octoprint.plugins.tracking - INFO - Sent tracking event startup, payload: {'python': '2.7.13', 'ram': 918200320, 'octopi_version': '0.15.1', 'version': u'1.3.10', 'pip': '9.0.3', 'cores': 4, 'freq': 900.0, 'pi_model': 'Raspberry Pi 2 Model B Rev 1.1', 'os': 'linux'} 2019-04-20 16:41:04,724 - octoprint.util.comm - INFO - Changing monitoring state from "Connecting" to "Operational" 2019-04-20 16:41:04,736 - octoprint.util.comm - INFO - M110 detected, setting current line number to 0 2019-04-20 16:41:04,889 - octoprint.util.comm - INFO - Printer reports firmware name "Repetier_0.91" 2019-04-20 16:41:04,899 - octoprint.util.comm - INFO - Detected Repetier firmware, enabling relevant features for issue free communication 2019-04-20 16:41:05,121 - octoprint.server.util.sockjs - INFO - New connection from client: fe80::1ca9:e41f:d464:1d25 2019-04-20 16:41:05,351 - octoprint.server.util.flask - INFO - Passively logging in user dummy from fe80::1ca9:e41f:d464:1d25 2019-04-20 16:41:05,830 - octoprint.plugins.tracking - INFO - Sent tracking event printer_connected, payload: {u'printer_baudrate': 115200, u'printer_port': '/dev/ttyUSB0', 'firmware_name': 'Repetier_0.91'} 2019-04-20 16:41:25,263 - octoprint.server.preemptive_cache - INFO - ... done in 21.81s 2019-04-20 16:41:52,741 - octoprint - ERROR - Exception on /api/languages [GET] Traceback (most recent call last): File "/home/pi/oprint/local/lib/python2.7/site-packages/flask/app.py", line 1817, in wsgi_app response = self.full_dispatch_request() File "/home/pi/oprint/local/lib/python2.7/site-packages/flask/app.py", line 1477, in full_dispatch_request rv = self.handle_user_exception(e) File "/home/pi/oprint/local/lib/python2.7/site-packages/flask/app.py", line 1381, in handle_user_exception reraise(exc_type, exc_value, tb) File "/home/pi/oprint/local/lib/python2.7/site-packages/flask/app.py", line 1475, in full_dispatch_request rv = self.dispatch_request() File "/home/pi/oprint/local/lib/python2.7/site-packages/flask/app.py", line 1461, in dispatch_request return self.view_functions[rule.endpoint](**req.view_args) File "/home/pi/oprint/local/lib/python2.7/site-packages/octoprint/server/util/flask.py", line 1149, in decorated_view return no_firstrun_access(flask_login.login_required(func))(*args, **kwargs) File "/home/pi/oprint/local/lib/python2.7/site-packages/octoprint/server/util/flask.py", line 1168, in decorated_view return func(*args, **kwargs) File "/home/pi/oprint/local/lib/python2.7/site-packages/flask_login.py", line 758, in decorated_view return func(*args, **kwargs) File "/home/pi/oprint/local/lib/python2.7/site-packages/flask_principal/__init__.py", line 198, in _decorated rv = f(*args, **kw) File "/home/pi/oprint/local/lib/python2.7/site-packages/octoprint/server/api/languages.py", line 83, in getInstalledLanguagePacks core_packs.append(load_meta(entry.path, entry.name)) File "/home/pi/oprint/local/lib/python2.7/site-packages/octoprint/server/api/languages.py", line 61, in load_meta l = Locale.parse(locale) File "/home/pi/oprint/local/lib/python2.7/site-packages/babel/core.py", line 268, in parse parts = parse_locale(identifier, sep=sep) File "/home/pi/oprint/local/lib/python2.7/site-packages/babel/core.py", line 1094, in parse_locale raise ValueError('expected only letters, got %r' % lang) ValueError: expected only letters, got '' 2019-04-20 16:41:52,755 - tornado.access - ERROR - 500 GET /api/languages (fe80::1ca9:e41f:d464:1d25) 34.32ms