I'm on Xubuntu 19.04 Disco Dingo now and I still have this issue with Window Manager settings window. It doesn't always crash, but the issue with disappearing buttons when changing the layout is all the time, easy to reproduce.
xfwm4 4.13.1-3~19.04, VirtualBox VM Bug reports from Launchpad related to this issue: https://bugs.launchpad.net/ubuntu/+source/xfwm4/+bug/1821638 https://bugs.launchpad.net/ubuntu/+source/xfwm4/+bug/1821517 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1785143 Title: xfce4-settings-manager crashed with SIGSEGV in gtk_drag_finish() To manage notifications about this bug go to: https://bugs.launchpad.net/xfwm4/+bug/1785143/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs