Happened to me today as well, fully upgraded jaunty system, video playing in full screen with vlc player. update-manager started in the foreground and interrupted video playback.
-- interrupts full screen video playback https://bugs.launchpad.net/bugs/451240 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs