> Maybe switching from wayland to xorg caused the problem. > > That menu was only present on the first login screen, so I tried moving back > to Wayland.
Yes if the first login fails then gdm3 assumes that means it was Wayland that failed so on the second try it will remove the Wayland option and you will get Xorg only. So it might be possible to say that every Wayland login attempt is failing(?) This log from duplicate bug 1967025 seems to show the 'vmwgfx' kernel driver failing: https://launchpadlibrarian.net/593819338/ShellJournal.txt -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-shell in Ubuntu. https://bugs.launchpad.net/bugs/1966786 Title: login screen shown twice with VirtualBox Guest Additions To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gdm3/+bug/1966786/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs