My laptop won't start. CUPS scheduler failed to start

It happens when i restart my laptop because it's fine before.

[ OK ] Started Show Plymouth Boot Screen. [ OK ] Started Forward Password Rs to Plymouth Directory Watch. [ OK ] Reached target Local Encrypted Volumes. [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. Starting Load/Save RF Kill Switch Status... [ OK ] Created slice System-systemd\x2dbacklight.slice. Starting Load/Save Screen Backlight Brightness of backlight:intel_backlight... [ OK ] Started Load/Save RF Kill Switch Status. [ OK ] Finished Load/Save Screen Backlight Brightness of backlight:intel_backlight. 

etc

[FAILED] Failed to start Network Manager Wait Online.Profiles...nager.e the ppp link was shut down... [FAILED] Failed to start Process error reports when automatic reporting is enabled. [FAILED] Failed to start CUPS Scheduler. [DEPEND] Dependency failed for Make remote CUPS printers available locally. [FAILED] Failed to start CUPS Scheduler. [FAILED] Failed to start CUPS Scheduler. [FAILED] Failed to start CUPS Scheduler. [FAILED] Failed to start CUPS Scheduler. 

I get this message after i try to fixed unmet dependency (with dist-upgrade) and restart it. Can i fix this? Thank you.

1 Answer

If you are not booting while connected to a corporate LAN, I would suggest doing this:

1. Boot into "Recovery Mode"
2. Open a terminal
3. Disable the Network Manager wait:
   sudo systemctl disable NetworkManager-wait-online.service
4. Reboot

This should resolve the issue. The CUPS Scheduler may still fail, but it should start properly after booting when the device is connected to the local network.