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-X, which is subscribed to xorg in 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 _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp