This sounds like a common problem with the xorg.conf setup for the nvidia driver. Are you guys using the nvidia driver?
** Changed in: compiz (Ubuntu) Status: Confirmed => Needs Info -- compiz does not show window boards or the cube https://launchpad.net/bugs/80778 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs