It could be a dupe of 835994, but in that one only the titlebar was affected, but with this one the entire window stops responding. Also 835994 is harder to reproduce now.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/852300 Title: compiz loses track of underlying windows when you minimize full-screen thunderbird To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/compiz/+bug/852300/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs