According to comment #20, the problem has been fixed in Xubuntu 12.10. Therefore, it should be fixed in newer releases of Xubuntu too. Can anyone confirm this?
** Changed in: xfwm4 (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to metacity in Ubuntu. https://bugs.launchpad.net/bugs/924909 Title: Windows have grey traces in Ubiquity To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/metacity/+bug/924909/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs