When you experience this, can you check in /var/log/lightdm/unity- system-compositor.log to see if something's keeping the screen on. You should see a "keepDisplayOn..." and a matching "remove_display_on_requestor" for everything that requested the screen to remain on.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1398020 Title: Device is not getting auto locked after 1 min To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity-system-compositor/+bug/1398020/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs