Confirmed. g-p-m can see the event, it's even in it's event log: "GNOME interactive logout because the power button has been pressed". It just has no effect on the system.
current edgy -- regression: pressing power button no longer brings up logout dialog https://launchpad.net/bugs/57872 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs