That's the only output from polkitd when I click the lock button. The pkcheck command shows the authentication dialog, then outputs:
polkit\56temporary_authorization_id=tmpauthz0 -- 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/685655 Title: PolicyKit authentication error: Only trusted callers (e.g. uid 0) can use CheckAuthorization() and pass details -- desktop-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
