Thanks for the bug report. Unfortunately you have many unsupported packages installed that are not from Ubuntu but from a PPA (LP-PPA- devacom-gnome-40). Please remove that PPA from your system and then if you continue to have problems open a new bug.
** Package changed: xorg (Ubuntu) => ubuntu ** Changed in: ubuntu Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1952800 Title: System freeze on unplug To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1952800/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs