I was hitting the same problem in Debian. So it's how I have fixed it: Go to synaptic or apt-get and then install policykit-gnome and libpolkit-gnome0
Please, comment if this fixed your problems. -- Unlock button throws an error, doesn't authenticate https://bugs.launchpad.net/bugs/187335 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is a bug assignee. -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
