I'm troubleshooting a usb_modeswitch
failure on Ubuntu 20.04.
Here is the output of various commands. None of them really detail why the failure.
Do you have any idea how to fix usb_modeswitch
?
$ systemctl --failed
UNIT LOAD ACTIVE SUB DESCRIPTION
● [email protected] loaded failed failed USB_ModeSwitch_1-1.3.2
$ systemctl status [email protected]
● [email protected] - USB_ModeSwitch_1-1.3.2
Loaded: loaded (/lib/systemd/system/[email protected]; static; vendor preset: enabled)
Active: failed (Result: exit-code) since Wed 2020-10-28 12:15:13 PDT; 25min ago
Docs: man:usb_modeswitch_dispatcher(1)
Process: 3680020 ExecStart=/usr/sbin/usb_modeswitch_dispatcher --switch-mode 1-1.3.2 (code=exited, status=1/FAILURE)
Main PID: 3680020 (code=exited, status=1/FAILURE)
Oct 28 12:15:13 Satellite-E55 systemd[1]: Starting USB_ModeSwitch_1-1.3.2...
Oct 28 12:15:13 Satellite-E55 systemd[1]: [email protected]: Main process exited, code=exited, status=1/FAILURE
Oct 28 12:15:13 Satellite-E55 systemd[1]: [email protected]: Failed with result 'exit-code'.
Oct 28 12:15:13 Satellite-E55 systemd[1]: Failed to start USB_ModeSwitch_1-1.3.2.
$ grep modeswitch /var/log/syslog
Oct 28 11:46:05 Satellite-E55 systemd[1]: Starting USB_ModeSwitch_1-1.3.2...
Oct 28 11:46:05 Satellite-E55 systemd[1]: [email protected]: Main process exited, code=exited, status=1/FAILURE
Oct 28 11:46:05 Satellite-E55 systemd[1]: [email protected]: Failed with result 'exit-code'.
Oct 28 11:46:05 Satellite-E55 systemd[1]: Failed to start USB_ModeSwitch_1-1.3.2.
$ sudo systemctl start [email protected]
Job for [email protected] failed because the control process exited with error code.
See "systemctl status [email protected]" and "journalctl -xe" for details.
$ journalctl -xe
Oct 28 12:15:13 Satellite-E55 systemd[1]: Starting USB_ModeSwitch_1-1.3.2...
-- Subject: A start job for unit [email protected] has begun execution
-- Defined-By: systemd
-- Support: http://www.ubuntu.com/support
--
-- A start job for unit [email protected] has begun execution.
--
-- The job identifier is 50559.
Oct 28 12:15:13 Satellite-E55 systemd[1]: [email protected]: Main process exited, code=exited, status=1/FAILURE
-- Subject: Unit process exited
-- Defined-By: systemd
-- Support: http://www.ubuntu.com/support
--
-- An ExecStart= process belonging to unit [email protected] has exited.
--
-- The process' exit code is 'exited' and its exit status is 1.
Oct 28 12:15:13 Satellite-E55 systemd[1]: [email protected]: Failed with result 'exit-code'.
-- Subject: Unit failed
-- Defined-By: systemd
-- Support: http://www.ubuntu.com/support
--
-- The unit [email protected] has entered the 'failed' state with result 'exit-code'.
Oct 28 12:15:13 Satellite-E55 systemd[1]: Failed to start USB_ModeSwitch_1-1.3.2.
-- Subject: A start job for unit [email protected] has failed
-- Defined-By: systemd
-- Support: http://www.ubuntu.com/support
--
-- A start job for unit [email protected] has finished with a failure.
--
-- The job identifier is 50559 and the job result is failed.
Oct 28 12:15:13 Satellite-E55 sudo[3680017]: pam_unix(sudo:session): session closed for user root
$ lsusb
Bus 001 Device 004: ID 04ca:7017 Lite-On Technology Corp.
Bus 001 Device 008: ID 8087:07dc Intel Corp.
Bus 001 Device 020: ID 046d:0a0e Logitech, Inc.
Bus 001 Device 021: ID 051d:0002 American Power Conversion Uninterruptible Power Supply
Bus 001 Device 019: ID 03f0:032a HP, Inc
Bus 001 Device 018: ID 05e3:0607 Genesys Logic, Inc. Logitech G110 Hub
Bus 001 Device 002: ID 8087:8000 Intel Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 026: ID 0480:a00c Toshiba America Inc
Bus 003 Device 025: ID 0bda:0411 Realtek Semiconductor Corp.
Bus 003 Device 024: ID 0bda:0411 Realtek Semiconductor Corp. 4-Port USB 3.0 Hub
Bus 003 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 002 Device 005: ID 046d:c52b Logitech, Inc. Unifying Receiver
Bus 002 Device 007: ID 0bda:5411 Realtek Semiconductor Corp.
Bus 002 Device 006: ID 0bda:5411 Realtek Semiconductor Corp. 4-Port USB 2.0 Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
lsusb
to my question.