Possibly related?
https://bugs.launchpad.net/ubuntu/+source/compiz/+bug/1063617 https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/964270
Possibly related?
https:/ /bugs.launchpad .net/ubuntu/ +source/ compiz/ +bug/1063617 /bugs.launchpad .net/ubuntu/ +source/ gnome-control- center/ +bug/964270
https:/