Are you talking about the guest screen or the host screen flashing? And are you sure that X11 is running after installing those packages? In a terminal in the guest run "ps -Af | grep X" and see if Xwayland is in the list.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1724810 Title: 17.10/wayland causing flashes in virtualbox To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/virtualbox/+bug/1724810/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
