I can confirm this one. It is hard to reproduce. When it happens you can't switch between the open windows. There are also cases when switching is possible only inside current workspace (when you click on an application which is opened on another workspace nothing happens).
** Changed in: unity (Ubuntu) Status: New => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/849756 Title: unity doesn't respond to attempts to change focus To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity/+bug/849756/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs