I can confirm this bug is gone with todays round of updates. I don't know which one caused the fix but I'll attach a list of the updated packages and their versions.
** Attachment added: "updated_packages.png" https://bugs.launchpad.net/ubuntu/+source/unity-greeter/+bug/1235785/+attachment/3884871/+files/updated_packages.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1235785 Title: "Light Display Manager" is offered as login option To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity-greeter/+bug/1235785/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs