I have tested it with an empty default-display-manager file. "dpkg-reconfigure gdm" doesn't show a configuration dialog on my system and it doesn't add gdm automatically to the file ... I also had to add it manually.
-- Installing GDM 2.26 doesn't update /etc/X11/default-display-manager https://bugs.launchpad.net/bugs/395591 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs