You may want to check /var/crash folder for crash reports. If problem isn't recurrent, deleting those report file(s) shall fix that. You may also follow this thread: Two issues with upgrade from 20.04 to 20.10.
You may want to check /var/crash folder for crash reports. If problem isn't recurrent, deleting those report file(s) shall fix that. You may also follow this thread: Two issues with upgrade from 20.04 to 20.10.