I think this is the same problem: https://www.reddit.com/r/Ubuntu/comments/8j6iu5/ubuntu_1804_crashes_when_opening_system_settings/
However, their solution was to upgrade nvidia drivers to 384, and I'm already running 390. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1781832 Title: gnome tweak tool kills session when changing fonts To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1781832/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs