Also, to avoid Wayland fully, please edit /etc/gdm3/custom.conf and uncomment:
#WaylandEnable=false then reboot. -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1826025 Title: gnome-shell trap int3 no desktop ("Impossible to lock surface front buffer: Function not implemented" on Matrox graphics card) To manage notifications about this bug go to: https://bugs.launchpad.net/mutter/+bug/1826025/+subscriptions -- desktop-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
