It seems likely that this is a dupe of bug 178953. Do you have Metacity's compositor enabled?
** Changed in: compiz (Ubuntu) Status: New => Incomplete -- cant activate compiz https://bugs.launchpad.net/bugs/339984 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs