It should be started when you log in, most likely you disabled it from System->Preferences->Startup applications.
Closing because it's not a bug, the PolicyKit authentication agent should never be disabled. We could show an error message, but it's not going to happen in users-admin. ** Changed in: gnome-system-tools (Ubuntu) Status: Incomplete => Invalid -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-system-tools in Ubuntu. https://bugs.launchpad.net/bugs/740312 Title: Ignores presses of "Add" and "Advanced Settings" -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs