The issue starts with that lightdm update, https://launchpad.net/ubuntu/+source/lightdm/1.16.1-0ubuntu1
The update changes the pam configuration, unsure if that could confuse unity in some way? ** Changed in: unity (Ubuntu) Importance: Undecided => High -- You received this bug notification because you are a member of DX Packages, which is subscribed to unity in Ubuntu. Matching subscriptions: dx-packages https://bugs.launchpad.net/bugs/1498775 Title: Greeter auth doesn't unlock unity lockscreen Status in unity package in Ubuntu: New Bug description: Using current wily - use indicator-session to go to the greeter (e.g pick another user in the list) - select your normal user back - enter your password you should go back to an unlocked session but it's still locked... To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity/+bug/1498775/+subscriptions -- Mailing list: https://launchpad.net/~dx-packages Post to : dx-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~dx-packages More help : https://help.launchpad.net/ListHelp