This was seen with Unity 5.2.0+bzr1971ubuntu0+644. Perhaps this was pushed to the unity ppa. That's how I got it.
21:13:47 rrs@champaran:~$ apt-cache policy unity unity: Installed: 5.2.0+bzr1971ubuntu0+644 Candidate: 5.2.0+bzr1971ubuntu0+644 Version table: *** 5.2.0+bzr1971ubuntu0+644 0 100 /var/lib/dpkg/status 5.2.0-0ubuntu4 0 500 http://archive.ubuntu.com/ubuntu/ precise/main amd64 Packages ** Changed in: unity (Ubuntu) Status: Invalid => New ** Changed in: unity Status: Invalid => New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/921407 Title: application window does not get the focus returned To manage notifications about this bug go to: https://bugs.launchpad.net/unity/+bug/921407/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs