Okay, reinstalling "compiz" did the trick without even restarting X. So this was probably just an update problem.
-- [Jaunty]No window borders any more https://bugs.launchpad.net/bugs/341079 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
