I was bit with this bug up until yesterday or maybe this morning, but the latest set of updates has fixed it.
-- [Hardy] display doesn't go to sleep after today's gnome-power-manager update https://bugs.launchpad.net/bugs/203513 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-power-manager in ubuntu. -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs