2020-11-29 21:37:03,789 - octoprint.server.heartbeat - INFO - Server heartbeat <3
2020-11-29 21:37:03,804 - octoprint.server - INFO - --- Log roll over detected ---------------------------------------------------
2020-11-29 21:37:03,804 - octoprint.server - INFO - OctoPrint 1.4.2
2020-11-29 21:37:03,807 - octoprint.plugin.core - INFO - 18 plugin(s) registered with the system:
|  Action Command Notification Support (bundled) = /opt/octoprint/lib/python3.7/site-packages/octoprint/plugins/action_command_notification
|  Action Command Prompt Support (bundled) = /opt/octoprint/lib/python3.7/site-packages/octoprint/plugins/action_command_prompt
|  Announcement Plugin (bundled) = /opt/octoprint/lib/python3.7/site-packages/octoprint/plugins/announcements
|  Anonymous Usage Tracking (bundled) = /opt/octoprint/lib/python3.7/site-packages/octoprint/plugins/tracking
|  Application Keys Plugin (bundled) = /opt/octoprint/lib/python3.7/site-packages/octoprint/plugins/appkeys
|  Backup & Restore (bundled) = /opt/octoprint/lib/python3.7/site-packages/octoprint/plugins/backup
|  Core Wizard (bundled) = /opt/octoprint/lib/python3.7/site-packages/octoprint/plugins/corewizard
|  Discovery (bundled) = /opt/octoprint/lib/python3.7/site-packages/octoprint/plugins/discovery
|  Error Tracking (bundled) = /opt/octoprint/lib/python3.7/site-packages/octoprint/plugins/errortracking
|  File Check (2020.8.7) (bundled) = /opt/octoprint/lib/python3.7/site-packages/octoprint_file_check
|  Firmware Check (2020.6.22) (bundled) = /opt/octoprint/lib/python3.7/site-packages/octoprint_firmware_check
|  GCode Viewer (bundled) = /opt/octoprint/lib/python3.7/site-packages/octoprint/plugins/gcodeviewer
|  Logging (bundled) = /opt/octoprint/lib/python3.7/site-packages/octoprint/plugins/logging
|  Login UI (bundled) = /opt/octoprint/lib/python3.7/site-packages/octoprint/plugins/loginui
|  Pi Support Plugin (bundled) = /opt/octoprint/lib/python3.7/site-packages/octoprint/plugins/pi_support
|  Plugin Manager (bundled) = /opt/octoprint/lib/python3.7/site-packages/octoprint/plugins/pluginmanager
|  Software Update (bundled) = /opt/octoprint/lib/python3.7/site-packages/octoprint/plugins/softwareupdate
|  Virtual Printer (bundled) = /opt/octoprint/lib/python3.7/site-packages/octoprint/plugins/virtual_printer
Prefix legend: ! = disabled, # = blacklisted, * = incompatible
2020-11-29 21:37:03,817 - octoprint.environment - INFO - Detected environment is Python 3.7.3 under Linux (linux). Details:
|  hardware:
|      cores: 4
|      freq: 1200.0
|      ram: 915714048
|  os:
|      id: linux
|      platform: linux
|  plugins:
|      pi_support:
|          model: Raspberry Pi 3 Model B Rev 1.2
|  python:
|      pip: 20.2.2
|      version: 3.7.3
|      virtualenv: /opt/octoprint
2020-11-29 21:37:03,817 - octoprint.server - INFO - ------------------------------------------------------------------------------
2020-11-29 21:37:04,498 - octoprint.plugins.tracking - INFO - Sent tracking event ping, payload: {'octoprint_uptime': 24}
2020-11-29 21:37:05,204 - octoprint.plugins.tracking - INFO - Sent tracking event pong, payload: {'version': '1.4.2', 'os': 'linux', 'python': '3.7.3', 'pip': '20.2.2', 'cores': 4, 'freq': 1200.0, 'ram': 915714048, 'pi_model': 'Raspberry Pi 3 Model B Rev 1.2', 'plugins': ''}
2020-11-29 21:37:05,559 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.00ms
2020-11-29 21:37:07,543 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 18.44ms
2020-11-29 21:37:09,532 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 7.94ms
2020-11-29 21:37:11,537 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.05ms
2020-11-29 21:37:13,542 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.58ms
2020-11-29 21:37:15,537 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.05ms
2020-11-29 21:37:17,537 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.29ms
2020-11-29 21:37:19,553 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.40ms
2020-11-29 21:37:21,569 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.46ms
2020-11-29 21:37:23,543 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.52ms
2020-11-29 21:37:25,541 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.65ms
2020-11-29 21:37:27,617 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.33ms
2020-11-29 21:37:29,566 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.08ms
2020-11-29 21:37:31,539 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.75ms
2020-11-29 21:37:33,561 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.54ms
2020-11-29 21:37:35,543 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.53ms
2020-11-29 21:37:37,534 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.25ms
2020-11-29 21:37:39,538 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.14ms
2020-11-29 21:37:41,537 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.09ms
2020-11-29 21:37:43,557 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.23ms
2020-11-29 21:37:45,556 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.21ms
2020-11-29 21:37:47,541 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.23ms
2020-11-29 21:37:49,555 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.26ms
2020-11-29 21:37:51,538 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.14ms
2020-11-29 21:37:53,559 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.14ms
2020-11-29 21:37:55,537 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.16ms
2020-11-29 21:37:57,564 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.45ms
2020-11-29 21:37:59,557 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.24ms
2020-11-29 21:38:01,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.55ms
2020-11-29 21:38:03,565 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.66ms
2020-11-29 21:38:05,565 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.69ms
2020-11-29 21:38:07,541 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.19ms
2020-11-29 21:38:09,536 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.15ms
2020-11-29 21:38:11,553 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.33ms
2020-11-29 21:38:13,016 - octoprint.util.comm - INFO - Changing monitoring state from "Offline" to "Detecting serial connection"
2020-11-29 21:38:13,017 - 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
2020-11-29 21:38:13,018 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 115200
2020-11-29 21:38:13,018 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 115200
2020-11-29 21:38:13,047 - 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:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, 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 "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, 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'
2020-11-29 21:38:13,047 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 115200, skipping
2020-11-29 21:38:13,047 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 250000
2020-11-29 21:38:13,048 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 250000
2020-11-29 21:38:13,053 - 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:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, 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 "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, 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'
2020-11-29 21:38:13,054 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 250000, skipping
2020-11-29 21:38:13,054 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 230400
2020-11-29 21:38:13,055 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 230400
2020-11-29 21:38:13,060 - 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:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, 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 "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, 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'
2020-11-29 21:38:13,062 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 230400, skipping
2020-11-29 21:38:13,062 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 57600
2020-11-29 21:38:13,063 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 57600
2020-11-29 21:38:13,067 - 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:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, 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 "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, 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'
2020-11-29 21:38:13,067 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 57600, skipping
2020-11-29 21:38:13,068 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 38400
2020-11-29 21:38:13,069 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 38400
2020-11-29 21:38:13,074 - 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:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, 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 "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, 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'
2020-11-29 21:38:13,074 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 38400, skipping
2020-11-29 21:38:13,075 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 19200
2020-11-29 21:38:13,076 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 19200
2020-11-29 21:38:13,081 - 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:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, 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 "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, 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'
2020-11-29 21:38:13,082 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 19200, skipping
2020-11-29 21:38:13,083 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyUSB0, baudrate 9600
2020-11-29 21:38:13,084 - octoprint.util.comm - INFO - Connecting to port /dev/ttyUSB0, baudrate 9600
2020-11-29 21:38:13,089 - 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:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, 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 "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, 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'
2020-11-29 21:38:13,089 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyUSB0, baudrate 9600, skipping
2020-11-29 21:38:13,090 - 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."
2020-11-29 21:38:13,091 - 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.)"
2020-11-29 21:38:13,117 - octoprint.plugins.action_command_notification - INFO - Notifications cleared
2020-11-29 21:38:13,531 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 10.75ms
2020-11-29 21:38:13,830 - octoprint.plugins.tracking - INFO - Sent tracking event commerror_autodetect, payload: {'commerror_text': 'No more candidates to test, and no working port/baudrate combination detected.'}
2020-11-29 21:38:15,561 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.60ms
2020-11-29 21:38:17,544 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.28ms
2020-11-29 21:38:19,545 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.20ms
2020-11-29 21:38:21,572 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.58ms
2020-11-29 21:38:23,551 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.19ms
2020-11-29 21:38:25,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.22ms
2020-11-29 21:38:27,570 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.52ms
2020-11-29 21:38:29,571 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.78ms
2020-11-29 21:38:31,552 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.23ms
2020-11-29 21:38:33,542 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.29ms
2020-11-29 21:38:35,571 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.64ms
2020-11-29 21:38:37,535 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.19ms
2020-11-29 21:38:39,537 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.20ms
2020-11-29 21:38:41,558 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.55ms
2020-11-29 21:38:43,536 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.26ms
2020-11-29 21:38:45,561 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.53ms
2020-11-29 21:38:47,539 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.21ms
2020-11-29 21:38:49,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.19ms
2020-11-29 21:38:51,567 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.56ms
2020-11-29 21:38:53,583 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.28ms
2020-11-29 21:38:55,566 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.54ms
2020-11-29 21:38:57,542 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.26ms
2020-11-29 21:38:58,193 - octoprint.server.util.flask - INFO - Passively logging in user admin from 192.168.1.37
2020-11-29 21:38:58,194 - octoprint.access.users - INFO - Logged in user: admin
2020-11-29 21:38:58,463 - octoprint.server.util.flask.PreemptiveCache - INFO - Adding entry for / and {'path': '/', 'base_url': 'http://raspberrypi-3.local:5000/', 'query_string': 'l10n=en', '_timestamp': 1606714738.4628627, '_count': 1}
2020-11-29 21:39:07,063 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 8.39ms
2020-11-29 21:39:07,088 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 8.12ms
2020-11-29 21:39:07,100 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 8.01ms
2020-11-29 21:39:07,134 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 8.07ms
2020-11-29 21:39:07,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 8.25ms
2020-11-29 21:39:07,835 - octoprint.server.util.sockjs - INFO - New connection from client: 192.168.1.37
2020-11-29 21:39:08,221 - octoprint.server.util.flask - INFO - Passively logging in user admin from 192.168.1.37
2020-11-29 21:39:08,222 - octoprint.access.users - INFO - Logged in user: admin
2020-11-29 21:39:08,789 - octoprint.server.util.sockjs - INFO - User admin logged in on the socket from client 192.168.1.37
2020-11-29 21:39:09,772 - octoprint.plugins.announcements - INFO - Loaded channel _important from https://octoprint.org/feeds/important.xml in 0.7s
2020-11-29 21:39:10,711 - octoprint.plugins.announcements - INFO - Loaded channel _releases from https://octoprint.org/feeds/releases.xml in 0.7s
2020-11-29 21:39:11,480 - octoprint.plugins.announcements - INFO - Loaded channel _blog from https://octoprint.org/feeds/octoblog.xml in 0.71s
2020-11-29 21:39:12,258 - octoprint.plugins.announcements - INFO - Loaded channel _plugins from https://plugins.octoprint.org/feed.xml in 0.7s
2020-11-29 21:39:13,051 - octoprint.plugins.announcements - INFO - Loaded channel _octopi from https://octoprint.org/feeds/octopi.xml in 0.7s
2020-11-29 21:39:14,338 - octoprint.plugins.pluginmanager - INFO - Loaded plugin repository data from https://plugins.octoprint.org/plugins.json
2020-11-29 21:39:16,451 - octoprint.plugins.pluginmanager - INFO - Loaded plugin notices data from https://plugins.octoprint.org/notices.json
2020-11-29 21:39:16,623 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 8.27ms
2020-11-29 21:39:16,647 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 8.14ms
2020-11-29 21:39:16,722 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 8.21ms
2020-11-29 21:39:16,760 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 8.56ms
2020-11-29 21:39:17,204 - octoprint.plugins.softwareupdate - INFO - Saved version cache to disk
2020-11-29 21:39:17,366 - octoprint.util.comm - INFO - Changing monitoring state from "Offline" to "Detecting serial connection"
2020-11-29 21:39:17,432 - octoprint.util.comm - INFO - Serial detection: Performing autodetection with 7 port/baudrate candidates: /dev/ttyS0@115200, /dev/ttyS0@250000, /dev/ttyS0@230400, /dev/ttyS0@57600, /dev/ttyS0@38400, /dev/ttyS0@19200, /dev/ttyS0@9600
2020-11-29 21:39:17,432 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 115200
2020-11-29 21:39:17,433 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 115200
2020-11-29 21:39:17,436 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 115200 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:39:17,443 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 115200, skipping
2020-11-29 21:39:17,445 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 250000
2020-11-29 21:39:17,446 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 250000
2020-11-29 21:39:17,450 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 250000 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:39:17,452 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 250000, skipping
2020-11-29 21:39:17,457 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 230400
2020-11-29 21:39:17,465 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 230400
2020-11-29 21:39:17,472 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 230400 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:39:17,473 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 230400, skipping
2020-11-29 21:39:17,473 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 57600
2020-11-29 21:39:17,474 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 57600
2020-11-29 21:39:17,479 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 57600 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:39:17,480 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 57600, skipping
2020-11-29 21:39:17,480 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 38400
2020-11-29 21:39:17,481 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 38400
2020-11-29 21:39:17,486 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 38400 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:39:17,489 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 38400, skipping
2020-11-29 21:39:17,490 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 19200
2020-11-29 21:39:17,494 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 19200
2020-11-29 21:39:17,497 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 19200 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:39:17,498 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 19200, skipping
2020-11-29 21:39:17,498 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 9600
2020-11-29 21:39:17,499 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 9600
2020-11-29 21:39:17,505 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 9600 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:39:17,507 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 9600, skipping
2020-11-29 21:39:17,509 - 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."
2020-11-29 21:39:17,512 - 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.)"
2020-11-29 21:39:17,576 - octoprint.plugins.action_command_notification - INFO - Notifications cleared
2020-11-29 21:39:17,832 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 8.72ms
2020-11-29 21:39:18,326 - octoprint.plugins.tracking - INFO - Sent tracking event commerror_autodetect, payload: {'commerror_text': 'No more candidates to test, and no working port/baudrate combination detected.'}
2020-11-29 21:39:19,563 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.23ms
2020-11-29 21:39:21,545 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.24ms
2020-11-29 21:39:23,565 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.50ms
2020-11-29 21:39:25,541 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 7.99ms
2020-11-29 21:39:27,558 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 8.35ms
2020-11-29 21:39:29,572 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.45ms
2020-11-29 21:39:31,567 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.32ms
2020-11-29 21:39:32,013 - octoprint.util.comm - INFO - Changing monitoring state from "Offline" to "Detecting serial connection"
2020-11-29 21:39:32,052 - octoprint.util.comm - INFO - Serial detection: Performing autodetection with 7 port/baudrate candidates: /dev/ttyS0@115200, /dev/ttyS0@250000, /dev/ttyS0@230400, /dev/ttyS0@57600, /dev/ttyS0@38400, /dev/ttyS0@19200, /dev/ttyS0@9600
2020-11-29 21:39:32,052 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 115200
2020-11-29 21:39:32,053 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 115200
2020-11-29 21:39:32,056 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 115200 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:39:32,064 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 115200, skipping
2020-11-29 21:39:32,069 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 250000
2020-11-29 21:39:32,073 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 250000
2020-11-29 21:39:32,078 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 250000 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:39:32,078 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 250000, skipping
2020-11-29 21:39:32,078 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 230400
2020-11-29 21:39:32,079 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 230400
2020-11-29 21:39:32,085 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 230400 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:39:32,086 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 230400, skipping
2020-11-29 21:39:32,086 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 57600
2020-11-29 21:39:32,088 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 57600
2020-11-29 21:39:32,092 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 57600 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:39:32,094 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 57600, skipping
2020-11-29 21:39:32,094 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 38400
2020-11-29 21:39:32,095 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 38400
2020-11-29 21:39:32,099 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 38400 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:39:32,102 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 38400, skipping
2020-11-29 21:39:32,109 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 19200
2020-11-29 21:39:32,111 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 19200
2020-11-29 21:39:32,115 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 19200 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:39:32,116 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 19200, skipping
2020-11-29 21:39:32,119 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 9600
2020-11-29 21:39:32,121 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 9600
2020-11-29 21:39:32,123 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 9600 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:39:32,125 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 9600, skipping
2020-11-29 21:39:32,126 - 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."
2020-11-29 21:39:32,127 - 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.)"
2020-11-29 21:39:32,195 - octoprint.plugins.action_command_notification - INFO - Notifications cleared
2020-11-29 21:39:32,902 - octoprint.plugins.tracking - INFO - Sent tracking event commerror_autodetect, payload: {'commerror_text': 'No more candidates to test, and no working port/baudrate combination detected.'}
2020-11-29 21:39:33,538 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 8.23ms
2020-11-29 21:39:35,560 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 11.46ms
2020-11-29 21:39:36,068 - octoprint.util.comm - INFO - Changing monitoring state from "Offline" to "Detecting serial connection"
2020-11-29 21:39:36,103 - octoprint.util.comm - INFO - Serial detection: Performing autodetection with 7 port/baudrate candidates: /dev/ttyS0@115200, /dev/ttyS0@250000, /dev/ttyS0@230400, /dev/ttyS0@57600, /dev/ttyS0@38400, /dev/ttyS0@19200, /dev/ttyS0@9600
2020-11-29 21:39:36,103 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 115200
2020-11-29 21:39:36,104 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 115200
2020-11-29 21:39:36,109 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 115200 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:39:36,110 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 115200, skipping
2020-11-29 21:39:36,110 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 250000
2020-11-29 21:39:36,111 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 250000
2020-11-29 21:39:36,114 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 250000 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:39:36,115 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 250000, skipping
2020-11-29 21:39:36,119 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 230400
2020-11-29 21:39:36,129 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 230400
2020-11-29 21:39:36,137 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 230400 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:39:36,137 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 230400, skipping
2020-11-29 21:39:36,137 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 57600
2020-11-29 21:39:36,138 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 57600
2020-11-29 21:39:36,143 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 57600 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:39:36,145 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 57600, skipping
2020-11-29 21:39:36,147 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 38400
2020-11-29 21:39:36,173 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 38400
2020-11-29 21:39:36,183 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 38400 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:39:36,183 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 38400, skipping
2020-11-29 21:39:36,184 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 19200
2020-11-29 21:39:36,184 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 19200
2020-11-29 21:39:36,189 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 19200 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:39:36,191 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 19200, skipping
2020-11-29 21:39:36,194 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 9600
2020-11-29 21:39:36,210 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 9600
2020-11-29 21:39:36,231 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 9600 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:39:36,232 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 9600, skipping
2020-11-29 21:39:36,232 - 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."
2020-11-29 21:39:36,234 - 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.)"
2020-11-29 21:39:36,300 - octoprint.plugins.action_command_notification - INFO - Notifications cleared
2020-11-29 21:39:37,007 - octoprint.plugins.tracking - INFO - Sent tracking event commerror_autodetect, payload: {'commerror_text': 'No more candidates to test, and no working port/baudrate combination detected.'}
2020-11-29 21:39:37,539 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.42ms
2020-11-29 21:39:39,562 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.46ms
2020-11-29 21:39:41,543 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.13ms
2020-11-29 21:39:43,545 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 16.15ms
2020-11-29 21:39:45,559 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.07ms
2020-11-29 21:39:47,548 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.40ms
2020-11-29 21:39:49,565 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.93ms
2020-11-29 21:39:51,553 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.15ms
2020-11-29 21:39:53,552 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.09ms
2020-11-29 21:39:55,548 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.09ms
2020-11-29 21:39:57,544 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.05ms
2020-11-29 21:39:59,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.28ms
2020-11-29 21:40:01,571 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.25ms
2020-11-29 21:40:03,543 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.11ms
2020-11-29 21:40:05,582 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.42ms
2020-11-29 21:40:07,565 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.35ms
2020-11-29 21:40:09,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.93ms
2020-11-29 21:40:11,566 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.35ms
2020-11-29 21:40:13,564 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.53ms
2020-11-29 21:40:15,542 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.05ms
2020-11-29 21:40:17,569 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.23ms
2020-11-29 21:40:19,593 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.41ms
2020-11-29 21:40:21,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.98ms
2020-11-29 21:40:23,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.24ms
2020-11-29 21:40:25,566 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.93ms
2020-11-29 21:40:27,555 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.75ms
2020-11-29 21:40:29,567 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.94ms
2020-11-29 21:40:31,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.25ms
2020-11-29 21:40:33,544 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.28ms
2020-11-29 21:40:35,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.10ms
2020-11-29 21:40:37,541 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.27ms
2020-11-29 21:40:37,940 - octoprint.util.comm - INFO - Changing monitoring state from "Offline" to "Detecting serial connection"
2020-11-29 21:40:37,975 - octoprint.util.comm - INFO - Serial detection: Performing autodetection with 7 port/baudrate candidates: /dev/ttyS0@115200, /dev/ttyS0@250000, /dev/ttyS0@230400, /dev/ttyS0@57600, /dev/ttyS0@38400, /dev/ttyS0@19200, /dev/ttyS0@9600
2020-11-29 21:40:37,975 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 115200
2020-11-29 21:40:37,976 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 115200
2020-11-29 21:40:37,985 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 115200 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:40:37,989 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 115200, skipping
2020-11-29 21:40:37,989 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 250000
2020-11-29 21:40:37,990 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 250000
2020-11-29 21:40:37,993 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 250000 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:40:37,993 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 250000, skipping
2020-11-29 21:40:37,995 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 230400
2020-11-29 21:40:37,996 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 230400
2020-11-29 21:40:38,001 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 230400 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:40:38,002 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 230400, skipping
2020-11-29 21:40:38,006 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 57600
2020-11-29 21:40:38,008 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 57600
2020-11-29 21:40:38,014 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 57600 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:40:38,017 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 57600, skipping
2020-11-29 21:40:38,019 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 38400
2020-11-29 21:40:38,021 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 38400
2020-11-29 21:40:38,026 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 38400 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:40:38,027 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 38400, skipping
2020-11-29 21:40:38,029 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 19200
2020-11-29 21:40:38,030 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 19200
2020-11-29 21:40:38,037 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 19200 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:40:38,037 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 19200, skipping
2020-11-29 21:40:38,038 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 9600
2020-11-29 21:40:38,038 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 9600
2020-11-29 21:40:38,041 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 9600 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:40:38,042 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 9600, skipping
2020-11-29 21:40:38,047 - 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."
2020-11-29 21:40:38,050 - 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.)"
2020-11-29 21:40:38,133 - octoprint.plugins.action_command_notification - INFO - Notifications cleared
2020-11-29 21:40:38,824 - octoprint.plugins.tracking - INFO - Sent tracking event commerror_autodetect, payload: {'commerror_text': 'No more candidates to test, and no working port/baudrate combination detected.'}
2020-11-29 21:40:39,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.59ms
2020-11-29 21:40:41,542 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.14ms
2020-11-29 21:40:43,565 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.51ms
2020-11-29 21:40:45,563 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.54ms
2020-11-29 21:40:47,544 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.16ms
2020-11-29 21:40:49,565 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 12.84ms
2020-11-29 21:40:51,574 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.44ms
2020-11-29 21:40:53,548 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.04ms
2020-11-29 21:40:55,545 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.78ms
2020-11-29 21:40:57,539 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.14ms
2020-11-29 21:40:59,544 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.11ms
2020-11-29 21:41:01,577 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.78ms
2020-11-29 21:41:03,569 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.41ms
2020-11-29 21:41:05,569 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.35ms
2020-11-29 21:41:07,563 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.78ms
2020-11-29 21:41:09,542 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.21ms
2020-11-29 21:41:11,566 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.16ms
2020-11-29 21:41:13,542 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.13ms
2020-11-29 21:41:15,565 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.36ms
2020-11-29 21:41:17,566 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.44ms
2020-11-29 21:41:19,543 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.15ms
2020-11-29 21:41:21,542 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.07ms
2020-11-29 21:41:23,541 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.12ms
2020-11-29 21:41:25,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.25ms
2020-11-29 21:41:27,569 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.40ms
2020-11-29 21:41:29,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.11ms
2020-11-29 21:41:31,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.00ms
2020-11-29 21:41:33,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.01ms
2020-11-29 21:41:35,560 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.16ms
2020-11-29 21:41:37,570 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.32ms
2020-11-29 21:41:39,569 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.50ms
2020-11-29 21:41:41,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.08ms
2020-11-29 21:41:43,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.02ms
2020-11-29 21:41:45,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 18.34ms
2020-11-29 21:41:47,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.11ms
2020-11-29 21:41:49,564 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.19ms
2020-11-29 21:41:51,677 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 143.48ms
2020-11-29 21:41:53,572 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.51ms
2020-11-29 21:41:55,564 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.26ms
2020-11-29 21:41:57,570 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.53ms
2020-11-29 21:41:59,545 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.11ms
2020-11-29 21:42:01,566 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.46ms
2020-11-29 21:42:03,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.40ms
2020-11-29 21:42:05,554 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 20.42ms
2020-11-29 21:42:07,564 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.49ms
2020-11-29 21:42:09,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.21ms
2020-11-29 21:42:11,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.42ms
2020-11-29 21:42:13,574 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.54ms
2020-11-29 21:42:15,564 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.64ms
2020-11-29 21:42:17,552 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.16ms
2020-11-29 21:42:19,575 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.10ms
2020-11-29 21:42:21,566 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.45ms
2020-11-29 21:42:23,563 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.48ms
2020-11-29 21:42:25,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.08ms
2020-11-29 21:42:27,552 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.19ms
2020-11-29 21:42:29,550 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.17ms
2020-11-29 21:42:31,542 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.09ms
2020-11-29 21:42:33,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.98ms
2020-11-29 21:42:35,575 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.56ms
2020-11-29 21:42:37,575 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.61ms
2020-11-29 21:42:39,553 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.15ms
2020-11-29 21:42:41,555 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.08ms
2020-11-29 21:42:43,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.05ms
2020-11-29 21:42:45,617 - octoprint.util.comm - INFO - Changing monitoring state from "Offline" to "Detecting serial connection"
2020-11-29 21:42:45,646 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 8.54ms
2020-11-29 21:42:45,802 - octoprint.util.comm - INFO - Serial detection: Performing autodetection with 7 port/baudrate candidates: /dev/ttyS0@115200, /dev/ttyS0@250000, /dev/ttyS0@230400, /dev/ttyS0@57600, /dev/ttyS0@38400, /dev/ttyS0@19200, /dev/ttyS0@9600
2020-11-29 21:42:45,803 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 115200
2020-11-29 21:42:45,803 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 115200
2020-11-29 21:42:45,807 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 115200 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:42:45,808 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 115200, skipping
2020-11-29 21:42:45,810 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 250000
2020-11-29 21:42:45,833 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 250000
2020-11-29 21:42:45,864 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 250000 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:42:45,865 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 250000, skipping
2020-11-29 21:42:45,865 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 230400
2020-11-29 21:42:45,866 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 230400
2020-11-29 21:42:45,869 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 230400 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:42:45,870 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 230400, skipping
2020-11-29 21:42:45,871 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 57600
2020-11-29 21:42:45,878 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 57600
2020-11-29 21:42:45,882 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 57600 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:42:45,883 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 57600, skipping
2020-11-29 21:42:45,885 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 38400
2020-11-29 21:42:45,893 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 38400
2020-11-29 21:42:45,908 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 38400 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:42:45,917 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 38400, skipping
2020-11-29 21:42:45,917 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 19200
2020-11-29 21:42:45,918 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 19200
2020-11-29 21:42:45,928 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 19200 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:42:45,937 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 19200, skipping
2020-11-29 21:42:45,937 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 9600
2020-11-29 21:42:45,938 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 9600
2020-11-29 21:42:45,951 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 9600 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:42:45,966 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 9600, skipping
2020-11-29 21:42:45,976 - 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."
2020-11-29 21:42:45,981 - 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.)"
2020-11-29 21:42:46,030 - octoprint.plugins.action_command_notification - INFO - Notifications cleared
2020-11-29 21:42:46,725 - octoprint.plugins.tracking - INFO - Sent tracking event commerror_autodetect, payload: {'commerror_text': 'No more candidates to test, and no working port/baudrate combination detected.'}
2020-11-29 21:42:47,570 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.35ms
2020-11-29 21:42:49,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.41ms
2020-11-29 21:42:51,550 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.86ms
2020-11-29 21:42:53,566 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.22ms
2020-11-29 21:42:55,545 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.90ms
2020-11-29 21:42:57,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.87ms
2020-11-29 21:42:59,566 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.99ms
2020-11-29 21:43:01,566 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.01ms
2020-11-29 21:43:03,553 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 18.14ms
2020-11-29 21:43:05,544 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.98ms
2020-11-29 21:43:07,564 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.33ms
2020-11-29 21:43:09,548 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.57ms
2020-11-29 21:43:11,566 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.97ms
2020-11-29 21:43:13,567 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.32ms
2020-11-29 21:43:15,571 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.17ms
2020-11-29 21:43:17,543 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.08ms
2020-11-29 21:43:19,570 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.25ms
2020-11-29 21:43:21,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.08ms
2020-11-29 21:43:23,544 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.02ms
2020-11-29 21:43:25,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.47ms
2020-11-29 21:43:27,545 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.96ms
2020-11-29 21:43:29,563 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.34ms
2020-11-29 21:43:31,574 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.35ms
2020-11-29 21:43:33,573 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.27ms
2020-11-29 21:43:35,564 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.25ms
2020-11-29 21:43:37,544 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.99ms
2020-11-29 21:43:39,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.18ms
2020-11-29 21:43:41,570 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.91ms
2020-11-29 21:43:43,548 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.88ms
2020-11-29 21:43:45,567 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.15ms
2020-11-29 21:43:47,572 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.28ms
2020-11-29 21:43:49,571 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.29ms
2020-11-29 21:43:51,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.96ms
2020-11-29 21:43:53,567 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.61ms
2020-11-29 21:43:55,566 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 12.57ms
2020-11-29 21:43:57,551 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.84ms
2020-11-29 21:43:59,590 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 11.61ms
2020-11-29 21:44:01,552 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.72ms
2020-11-29 21:44:03,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.86ms
2020-11-29 21:44:05,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.88ms
2020-11-29 21:44:07,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.53ms
2020-11-29 21:44:09,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.19ms
2020-11-29 21:44:11,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.13ms
2020-11-29 21:44:13,548 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.84ms
2020-11-29 21:44:15,569 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.20ms
2020-11-29 21:44:17,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.26ms
2020-11-29 21:44:19,550 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.18ms
2020-11-29 21:44:21,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.24ms
2020-11-29 21:44:23,543 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.31ms
2020-11-29 21:44:25,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.28ms
2020-11-29 21:44:27,566 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.22ms
2020-11-29 21:44:29,571 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.52ms
2020-11-29 21:44:31,557 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 18.21ms
2020-11-29 21:44:33,565 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.72ms
2020-11-29 21:44:35,550 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.20ms
2020-11-29 21:44:37,555 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 16.42ms
2020-11-29 21:44:39,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.27ms
2020-11-29 21:44:41,572 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.68ms
2020-11-29 21:44:43,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.17ms
2020-11-29 21:44:45,551 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.12ms
2020-11-29 21:44:47,548 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.06ms
2020-11-29 21:44:49,553 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.10ms
2020-11-29 21:44:51,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.52ms
2020-11-29 21:44:53,552 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.67ms
2020-11-29 21:44:55,553 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.95ms
2020-11-29 21:44:57,567 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.24ms
2020-11-29 21:44:59,550 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.55ms
2020-11-29 21:45:01,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.93ms
2020-11-29 21:45:03,551 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.02ms
2020-11-29 21:45:05,552 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.01ms
2020-11-29 21:45:07,567 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.25ms
2020-11-29 21:45:09,587 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.91ms
2020-11-29 21:45:11,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.26ms
2020-11-29 21:45:13,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.92ms
2020-11-29 21:45:15,552 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.08ms
2020-11-29 21:45:17,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.93ms
2020-11-29 21:45:19,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.87ms
2020-11-29 21:45:21,554 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.02ms
2020-11-29 21:45:23,572 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.39ms
2020-11-29 21:45:25,571 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.33ms
2020-11-29 21:45:27,564 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.12ms
2020-11-29 21:45:29,566 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.80ms
2020-11-29 21:45:31,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.06ms
2020-11-29 21:45:33,548 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.89ms
2020-11-29 21:45:35,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.93ms
2020-11-29 21:45:37,548 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.23ms
2020-11-29 21:45:39,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.98ms
2020-11-29 21:45:41,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.90ms
2020-11-29 21:45:43,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.18ms
2020-11-29 21:45:45,565 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.65ms
2020-11-29 21:45:47,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.14ms
2020-11-29 21:45:49,548 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.90ms
2020-11-29 21:45:51,569 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.50ms
2020-11-29 21:45:53,573 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.39ms
2020-11-29 21:45:55,550 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.93ms
2020-11-29 21:45:57,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.88ms
2020-11-29 21:45:59,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.86ms
2020-11-29 21:46:01,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.89ms
2020-11-29 21:46:03,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.87ms
2020-11-29 21:46:05,558 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.45ms
2020-11-29 21:46:07,544 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.02ms
2020-11-29 21:46:09,572 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.29ms
2020-11-29 21:46:11,566 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.20ms
2020-11-29 21:46:13,566 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.69ms
2020-11-29 21:46:15,550 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.92ms
2020-11-29 21:46:17,567 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.08ms
2020-11-29 21:46:19,567 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 12.61ms
2020-11-29 21:46:21,570 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.37ms
2020-11-29 21:46:23,575 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.56ms
2020-11-29 21:46:25,575 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.63ms
2020-11-29 21:46:27,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.69ms
2020-11-29 21:46:29,569 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.25ms
2020-11-29 21:46:31,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.01ms
2020-11-29 21:46:33,566 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.43ms
2020-11-29 21:46:35,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.11ms
2020-11-29 21:46:37,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.17ms
2020-11-29 21:46:39,545 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.17ms
2020-11-29 21:46:41,567 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.40ms
2020-11-29 21:46:43,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.44ms
2020-11-29 21:46:45,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.18ms
2020-11-29 21:46:47,545 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.10ms
2020-11-29 21:46:49,577 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.43ms
2020-11-29 21:46:51,573 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.37ms
2020-11-29 21:46:53,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.39ms
2020-11-29 21:46:55,573 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.51ms
2020-11-29 21:46:57,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.06ms
2020-11-29 21:46:59,571 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.56ms
2020-11-29 21:47:01,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.11ms
2020-11-29 21:47:03,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.19ms
2020-11-29 21:47:05,578 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 16.20ms
2020-11-29 21:47:07,567 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.41ms
2020-11-29 21:47:09,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.14ms
2020-11-29 21:47:11,571 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.61ms
2020-11-29 21:47:13,578 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.24ms
2020-11-29 21:47:15,569 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.46ms
2020-11-29 21:47:17,572 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.59ms
2020-11-29 21:47:19,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.15ms
2020-11-29 21:47:21,548 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.08ms
2020-11-29 21:47:23,563 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.36ms
2020-11-29 21:47:25,567 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.65ms
2020-11-29 21:47:27,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.43ms
2020-11-29 21:47:29,566 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 12.48ms
2020-11-29 21:47:31,562 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 12.60ms
2020-11-29 21:47:33,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.08ms
2020-11-29 21:47:35,569 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.38ms
2020-11-29 21:47:37,573 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.48ms
2020-11-29 21:47:39,548 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.03ms
2020-11-29 21:47:41,544 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.21ms
2020-11-29 21:47:43,571 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.50ms
2020-11-29 21:47:45,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.45ms
2020-11-29 21:47:47,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.10ms
2020-11-29 21:47:49,570 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.49ms
2020-11-29 21:47:51,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.12ms
2020-11-29 21:47:53,550 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 8.48ms
2020-11-29 21:47:55,540 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.11ms
2020-11-29 21:47:57,571 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.52ms
2020-11-29 21:47:59,552 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.60ms
2020-11-29 21:48:01,548 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.33ms
2020-11-29 21:48:03,572 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.47ms
2020-11-29 21:48:05,555 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 17.19ms
2020-11-29 21:48:07,561 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 11.43ms
2020-11-29 21:48:09,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.13ms
2020-11-29 21:48:11,570 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 17.35ms
2020-11-29 21:48:13,566 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.73ms
2020-11-29 21:48:15,551 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 12.97ms
2020-11-29 21:48:17,545 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.45ms
2020-11-29 21:48:19,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.46ms
2020-11-29 21:48:21,571 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.37ms
2020-11-29 21:48:23,569 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.12ms
2020-11-29 21:48:25,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.07ms
2020-11-29 21:48:27,567 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.01ms
2020-11-29 21:48:29,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.95ms
2020-11-29 21:48:31,571 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.37ms
2020-11-29 21:48:33,550 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.90ms
2020-11-29 21:48:35,548 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.85ms
2020-11-29 21:48:37,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.07ms
2020-11-29 21:48:39,542 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.14ms
2020-11-29 21:48:41,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 16.25ms
2020-11-29 21:48:43,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.47ms
2020-11-29 21:48:45,545 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.35ms
2020-11-29 21:48:47,554 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.90ms
2020-11-29 21:48:49,548 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.09ms
2020-11-29 21:48:51,564 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.38ms
2020-11-29 21:48:53,553 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 12.95ms
2020-11-29 21:48:55,564 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.77ms
2020-11-29 21:48:57,552 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.16ms
2020-11-29 21:48:59,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.03ms
2020-11-29 21:49:01,569 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.29ms
2020-11-29 21:49:03,554 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 16.10ms
2020-11-29 21:49:05,569 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.46ms
2020-11-29 21:49:07,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.32ms
2020-11-29 21:49:09,570 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.42ms
2020-11-29 21:49:11,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.09ms
2020-11-29 21:49:13,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.38ms
2020-11-29 21:49:15,571 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.68ms
2020-11-29 21:49:17,552 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.95ms
2020-11-29 21:49:19,565 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.36ms
2020-11-29 21:49:21,544 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.20ms
2020-11-29 21:49:23,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.07ms
2020-11-29 21:49:25,548 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.24ms
2020-11-29 21:49:27,548 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.03ms
2020-11-29 21:49:29,577 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.41ms
2020-11-29 21:49:31,564 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.27ms
2020-11-29 21:49:33,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.14ms
2020-11-29 21:49:35,557 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.04ms
2020-11-29 21:49:37,571 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.53ms
2020-11-29 21:49:39,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.65ms
2020-11-29 21:49:41,570 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.53ms
2020-11-29 21:49:43,543 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 12.50ms
2020-11-29 21:49:45,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.03ms
2020-11-29 21:49:47,573 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.81ms
2020-11-29 21:49:49,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.16ms
2020-11-29 21:49:51,577 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.25ms
2020-11-29 21:49:53,572 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.61ms
2020-11-29 21:49:55,572 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.65ms
2020-11-29 21:49:57,544 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.56ms
2020-11-29 21:49:59,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.07ms
2020-11-29 21:50:01,550 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.10ms
2020-11-29 21:50:03,570 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.88ms
2020-11-29 21:50:05,574 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.78ms
2020-11-29 21:50:07,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.11ms
2020-11-29 21:50:09,578 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.30ms
2020-11-29 21:50:11,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.11ms
2020-11-29 21:50:13,570 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.67ms
2020-11-29 21:50:15,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.06ms
2020-11-29 21:50:17,598 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.35ms
2020-11-29 21:50:19,555 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 12.37ms
2020-11-29 21:50:21,566 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.17ms
2020-11-29 21:50:23,570 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.44ms
2020-11-29 21:50:25,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.10ms
2020-11-29 21:50:27,567 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.13ms
2020-11-29 21:50:29,548 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.03ms
2020-11-29 21:50:31,548 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.05ms
2020-11-29 21:50:33,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.71ms
2020-11-29 21:50:35,570 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.19ms
2020-11-29 21:50:37,565 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.14ms
2020-11-29 21:50:39,551 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.72ms
2020-11-29 21:50:41,544 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.11ms
2020-11-29 21:50:43,569 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.43ms
2020-11-29 21:50:45,548 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.05ms
2020-11-29 21:50:47,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.06ms
2020-11-29 21:50:49,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.15ms
2020-11-29 21:50:51,567 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.48ms
2020-11-29 21:50:53,571 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.32ms
2020-11-29 21:50:55,545 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.05ms
2020-11-29 21:50:57,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.02ms
2020-11-29 21:50:59,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.06ms
2020-11-29 21:51:01,555 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 9.20ms
2020-11-29 21:51:03,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.40ms
2020-11-29 21:51:03,748 - octoprint.util.comm - INFO - Changing monitoring state from "Offline" to "Detecting serial connection"
2020-11-29 21:51:03,779 - octoprint.util.comm - INFO - Serial detection: Performing autodetection with 7 port/baudrate candidates: /dev/ttyS0@115200, /dev/ttyS0@250000, /dev/ttyS0@230400, /dev/ttyS0@57600, /dev/ttyS0@38400, /dev/ttyS0@19200, /dev/ttyS0@9600
2020-11-29 21:51:03,779 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 115200
2020-11-29 21:51:03,780 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 115200
2020-11-29 21:51:03,786 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 115200 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:51:03,786 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 115200, skipping
2020-11-29 21:51:03,787 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 250000
2020-11-29 21:51:03,787 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 250000
2020-11-29 21:51:03,801 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 250000 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:51:03,802 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 250000, skipping
2020-11-29 21:51:03,802 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 230400
2020-11-29 21:51:03,803 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 230400
2020-11-29 21:51:03,809 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 230400 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:51:03,811 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 230400, skipping
2020-11-29 21:51:03,814 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 57600
2020-11-29 21:51:03,816 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 57600
2020-11-29 21:51:03,820 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 57600 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:51:03,820 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 57600, skipping
2020-11-29 21:51:03,821 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 38400
2020-11-29 21:51:03,822 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 38400
2020-11-29 21:51:03,828 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 38400 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:51:03,829 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 38400, skipping
2020-11-29 21:51:03,829 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 19200
2020-11-29 21:51:03,830 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 19200
2020-11-29 21:51:03,836 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 19200 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:51:03,839 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 19200, skipping
2020-11-29 21:51:03,841 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 9600
2020-11-29 21:51:03,843 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 9600
2020-11-29 21:51:03,847 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 9600 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:51:03,848 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 9600, skipping
2020-11-29 21:51:03,848 - 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."
2020-11-29 21:51:03,851 - 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.)"
2020-11-29 21:51:03,917 - octoprint.plugins.action_command_notification - INFO - Notifications cleared
2020-11-29 21:51:04,627 - octoprint.plugins.tracking - INFO - Sent tracking event commerror_autodetect, payload: {'commerror_text': 'No more candidates to test, and no working port/baudrate combination detected.'}
2020-11-29 21:51:05,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.55ms
2020-11-29 21:51:07,587 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.40ms
2020-11-29 21:51:09,570 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.33ms
2020-11-29 21:51:10,761 - octoprint.util.comm - INFO - Changing monitoring state from "Offline" to "Detecting serial connection"
2020-11-29 21:51:10,792 - octoprint.util.comm - INFO - Serial detection: Performing autodetection with 7 port/baudrate candidates: /dev/ttyS0@115200, /dev/ttyS0@250000, /dev/ttyS0@230400, /dev/ttyS0@57600, /dev/ttyS0@38400, /dev/ttyS0@19200, /dev/ttyS0@9600
2020-11-29 21:51:10,793 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 115200
2020-11-29 21:51:10,793 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 115200
2020-11-29 21:51:10,799 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 115200 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:51:10,799 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 115200, skipping
2020-11-29 21:51:10,800 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 250000
2020-11-29 21:51:10,800 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 250000
2020-11-29 21:51:10,811 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 250000 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:51:10,812 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 250000, skipping
2020-11-29 21:51:10,812 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 230400
2020-11-29 21:51:10,813 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 230400
2020-11-29 21:51:10,823 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 230400 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:51:10,824 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 230400, skipping
2020-11-29 21:51:10,824 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 57600
2020-11-29 21:51:10,825 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 57600
2020-11-29 21:51:10,829 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 57600 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:51:10,832 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 57600, skipping
2020-11-29 21:51:10,833 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 38400
2020-11-29 21:51:10,834 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 38400
2020-11-29 21:51:10,839 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 38400 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:51:10,841 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 38400, skipping
2020-11-29 21:51:10,844 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 19200
2020-11-29 21:51:10,846 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 19200
2020-11-29 21:51:10,850 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 19200 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:51:10,851 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 19200, skipping
2020-11-29 21:51:10,851 - octoprint.util.comm - INFO - Serial detection: Trying port /dev/ttyS0, baudrate 9600
2020-11-29 21:51:10,852 - octoprint.util.comm - INFO - Connecting to port /dev/ttyS0, baudrate 9600
2020-11-29 21:51:10,859 - octoprint.util.comm - ERROR - Unexpected error while connecting to serial port /dev/ttyS0, baudrate 9600 from hook default: SerialException: '[Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'' @ comm.py:_open_serial:2784
Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 265, in open
    self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK)
PermissionError: [Errno 13] Permission denied: '/dev/ttyS0'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2784, in _open_serial
    settings().getFloat(["serial", "timeout", "connection"]))
  File "/opt/octoprint/lib/python3.7/site-packages/octoprint/util/comm.py", line 2761, in default
    serial_obj.open()
  File "/opt/octoprint/lib/python3.7/site-packages/serial/serialposix.py", line 268, in open
    raise SerialException(msg.errno, "could not open port {}: {}".format(self._port, msg))
serial.serialutil.SerialException: [Errno 13] could not open port /dev/ttyS0: [Errno 13] Permission denied: '/dev/ttyS0'
2020-11-29 21:51:10,862 - octoprint.util.comm - INFO - Serial detection: Could not open port /dev/ttyS0, baudrate 9600, skipping
2020-11-29 21:51:10,864 - 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."
2020-11-29 21:51:10,867 - 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.)"
2020-11-29 21:51:10,908 - octoprint.plugins.action_command_notification - INFO - Notifications cleared
2020-11-29 21:51:11,540 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 8.03ms
2020-11-29 21:51:11,611 - octoprint.plugins.tracking - INFO - Sent tracking event commerror_autodetect, payload: {'commerror_text': 'No more candidates to test, and no working port/baudrate combination detected.'}
2020-11-29 21:51:13,553 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.64ms
2020-11-29 21:51:15,548 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.03ms
2020-11-29 21:51:17,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.21ms
2020-11-29 21:51:19,569 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.13ms
2020-11-29 21:51:21,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.38ms
2020-11-29 21:51:23,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.25ms
2020-11-29 21:51:25,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 12.52ms
2020-11-29 21:51:27,543 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.05ms
2020-11-29 21:51:29,551 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.15ms
2020-11-29 21:51:31,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.92ms
2020-11-29 21:51:33,543 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.15ms
2020-11-29 21:51:35,544 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.08ms
2020-11-29 21:51:37,571 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.33ms
2020-11-29 21:51:39,572 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.45ms
2020-11-29 21:51:41,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.61ms
2020-11-29 21:51:43,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.03ms
2020-11-29 21:51:45,555 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.04ms
2020-11-29 21:51:47,550 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.53ms
2020-11-29 21:51:49,570 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.30ms
2020-11-29 21:51:51,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.96ms
2020-11-29 21:51:53,545 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.17ms
2020-11-29 21:51:55,565 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.41ms
2020-11-29 21:51:57,570 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.57ms
2020-11-29 21:51:59,550 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.16ms
2020-11-29 21:52:01,550 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.09ms
2020-11-29 21:52:03,573 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.65ms
2020-11-29 21:52:03,790 - octoprint.server.heartbeat - INFO - Server heartbeat <3
2020-11-29 21:52:04,510 - octoprint.plugins.tracking - INFO - Sent tracking event ping, payload: {'octoprint_uptime': 924}
2020-11-29 21:52:05,578 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.32ms
2020-11-29 21:52:07,545 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.18ms
2020-11-29 21:52:09,565 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.41ms
2020-11-29 21:52:11,544 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.39ms
2020-11-29 21:52:13,544 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.29ms
2020-11-29 21:52:15,570 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.48ms
2020-11-29 21:52:17,555 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 15.78ms
2020-11-29 21:52:19,573 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.67ms
2020-11-29 21:52:21,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.11ms
2020-11-29 21:52:23,550 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.08ms
2020-11-29 21:52:25,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.15ms
2020-11-29 21:52:27,549 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.09ms
2020-11-29 21:52:29,548 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.08ms
2020-11-29 21:52:31,568 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.83ms
2020-11-29 21:52:33,570 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.25ms
2020-11-29 21:52:35,545 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.07ms
2020-11-29 21:52:37,569 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.30ms
2020-11-29 21:52:39,547 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 13.93ms
2020-11-29 21:52:41,570 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.24ms
2020-11-29 21:52:43,546 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.00ms
2020-11-29 21:52:45,569 - tornado.access - WARNING - 409 GET /api/printer (192.168.1.37) 14.15ms