That bug seems to mix several issues, I'm not sure the .Xauthority has to do with the bug and is not just a red herring or a different bug, I can confirm the "hang after validating the password on "logging in..." though, it happens after a log out trying to log in a second time here
** Changed in: lightdm Importance: Undecided => High ** Also affects: lightdm (Ubuntu) Importance: Undecided Status: New ** Changed in: lightdm (Ubuntu) Importance: Undecided => High -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/986967 Title: unable to log in - hangs on 'logging in' msg To manage notifications about this bug go to: https://bugs.launchpad.net/lightdm/+bug/986967/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs