Here are the steps I took to recreate the issue. This time though, my system did not fully crash (no ctrl+alt+del necessary)
* opened lid * unplugged from dock * shut down * powered on * unlocked disk * signed in * plugged into dock * external display turned on, became primary * moved mouse ****** got signed out after 30s or so ****** * both laptop and external display were active, laptop as primary * signed in again * dumped journal * closed lid * external became primary ** Attachment added: "journal.log" https://bugs.launchpad.net/ubuntu/+source/gnome-flashback/+bug/1852649/+attachment/5305474/+files/journal.log -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1852649 Title: Segfaults when connecting to Thunderbolt dock/external monitir To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-flashback/+bug/1852649/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs