Well, forget about my previous comment. Instructions and patch at https://bugs.launchpad.net/ubuntu/+source/gnome-system-tools/+bug/458883/comments/24 should fix the problem.
Well, forget about my previous comment. Instructions and patch at https:/ /bugs.launchpad .net/ubuntu/ +source/ gnome-system- tools/+ bug/458883/ comments/ 24 should fix the problem.