The main culprit is the media-hub state machine that handles media player state transitions which acquires or releases display locks. See https://code.launchpad.net/~albaguirre/media-hub/fix-1368786 for details.
** Changed in: media-hub Status: Confirmed => In Progress -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1368786 Title: Screen doesn't blank - krillin #32 To manage notifications about this bug go to: https://bugs.launchpad.net/gallery-app/+bug/1368786/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs