I was having the same issue in Arch Linux, and I solved it by installing the xwayland package (called xorg-server-xwayland in Arch). Try this:
sudo apt-get install xwayland -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-session in Ubuntu. https://bugs.launchpad.net/bugs/1509079 Title: logging in to gnome wayland show blank screen and lightdm is restarted To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-session/+bug/1509079/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs