*** This bug is a duplicate of bug 1431179 ***
https://bugs.launchpad.net/bugs/1431179
The same problem occurs with Ubuntu 16.04 LTS.
Cold-boot, particularly, this seems to fail.
Basically the problem is that usb_modeswitch_dispatcher is called with
incorrect arguments.
# systemctl --all | grep usb_modeswitch
● usb_modeswitch@1-9_1-9:1.0.service
loaded failed failed USB_ModeSwitch_1-9_1-9:1.0
system-usb_modeswitch.slice
loaded active active system-usb_modeswitch.slice
# systemctl status -l usb_modeswitch@1-9_1-9:1.0.service
● usb_modeswitch@1-9_1-9:1.0.service - USB_ModeSwitch_1-9_1-9:1.0
Loaded: loaded (/lib/systemd/system/[email protected]; static; vendor
preset: enabled)
Active: failed (Result: exit-code) since Wed 2016-10-05 13:33:07 UTC; 1h
4min ago
Process: 615 ExecStart=/usr/sbin/usb_modeswitch_dispatcher --switch-systemd
%i (code=exited, status=1/FAILURE)
Main PID: 615 (code=exited, status=1/FAILURE)
Oct 05 13:33:04 giskard2 systemd[1]: Starting USB_ModeSwitch_1-9_1-9:1.0...
Oct 05 13:33:07 giskard2 systemd[1]: usb_modeswitch@1-9_1-9:1.0.service: Main
process exited, code=exited, status=1/FAILURE
Oct 05 13:33:07 giskard2 systemd[1]: Failed to start USB_ModeSwitch_1-9_1-9:1.0.
Oct 05 13:33:07 giskard2 systemd[1]: usb_modeswitch@1-9_1-9:1.0.service: Unit
entered failed state.
Oct 05 13:33:07 giskard2 systemd[1]: usb_modeswitch@1-9_1-9:1.0.service: Failed
with result 'exit-code'.
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https://bugs.launchpad.net/bugs/1441901
Title:
3G modem mode switch doesn't work when using systemd
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