It is not gdm issue, you can easily fix it by edit /etc/pam.d/gdm replace this line: @include common-auth with auth required pam_unix.so nullok
Because common-auth will check if the login user has a tty when empty password is provide. But you can not get a tty from gdm login window. -- users with no password can't log in with gdm https://bugs.launchpad.net/bugs/104957 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs