The reason they show on the 13.10 login screen is bug 1248541 had not been fixed - LightDM was showing users that accountsservice considered "system" (i.e. with a UI >= UID_MAX).
** Also affects: accountsservice (Ubuntu) Importance: Undecided Status: New ** Changed in: accountsservice (Ubuntu) Status: New => Triaged ** Summary changed: - Users with big UID are invisible in login and Settings->User + Users with UID > 60000 are invisible in login and Settings->User unless /etc/login.defs updated ** No longer affects: lightdm ** No longer affects: gnome-control-center (Ubuntu) ** Changed in: accountsservice (Ubuntu) Importance: Undecided => Medium ** No longer affects: gnome-system-tools (Ubuntu) ** Also affects: accountsservice (Ubuntu Trusty) Importance: Undecided Status: New ** Changed in: accountsservice (Ubuntu Trusty) Status: New => Triaged ** Changed in: accountsservice (Ubuntu Trusty) Importance: Undecided => Medium -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/1290785 Title: Users with UID > 60000 are invisible in login and Settings->User unless /etc/login.defs updated To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/accountsservice/+bug/1290785/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs