Since lightdm works OK there is most likely something that GDM could do differently.
I think this is a duplicate of LP: #1745664 . Does installing ncsd resolve the issue with gdm3, too? -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gdm3 in Ubuntu. https://bugs.launchpad.net/bugs/1882034 Title: cannot start X session with NIS account To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gdm3/+bug/1882034/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs