[Moving as per last comment. Fwiw, the issue with ubuntu-bug xorg would be worth reporting separately if it still happens (it worked for me though, maybe it's fixed now)]
** Package changed: xserver-xorg-video-intel (Ubuntu) => gnome-power- manager (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/711093 Title: [Natty,Maverick,Lucid] External monitor connected w/ Display Port power management not working when laptop LCD powered off -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs