Apparently, I am able to reproduce this quite easily with Xubuntu 18.04 as seen in bug #1815429 . The workaround which works for me is to add the ppa:xubuntu-dev/experimental and upgrade xfwm4 to version 4.13
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1543192 Title: Xorg crashed with SIGABRT in OsAbort() from AbortServer() from FatalError() from dix_main() ["no screens found"] To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1543192/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
