Thanks for following up. I'm closing the bug for now. Please reopen if you have more information at hand.
** Changed in: gdm (Ubuntu) Status: Needs Info => Rejected -- windows fail to respect panel boundaries with second screen 'above' https://launchpad.net/bugs/51228 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs