This happens to me as well on 15.10 with the latest updates: Linux 4.2.0-30-generic #35-Ubuntu SMP
Compiz 0.9.12.2+15.10.2015-0ubuntu1 Unity 7.3.3+15.10.2015-0ubuntu1 Hitting "alt-enter" gets me back as a work-around when clicking fails, but this has been a problem for a few versions of Ubuntu. -- You received this bug notification because you are a member of compiz packagers, which is subscribed to compiz in Ubuntu. https://bugs.launchpad.net/bugs/815996 Title: Desktop occasionally freezes/locks up when switching workspaces To manage notifications about this bug go to: https://bugs.launchpad.net/compiz/+bug/815996/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~compiz Post to : compiz@lists.launchpad.net Unsubscribe : https://launchpad.net/~compiz More help : https://help.launchpad.net/ListHelp