I think that this bug is duplicate of https://bugs.launchpad.net/ubuntu/+source/unity/+bug/781931 , which is being fixed just now and should be released in Unity 5.12..if so, it should be marked as duplicate..
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/793538 Title: Window with no focus on top of another one closes the wrong one To manage notifications about this bug go to: https://bugs.launchpad.net/unity/+bug/793538/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs