On 12/04/12 at 07:25am, Δημήτρης Ζέρβας wrote: > try executing the command as root This is probably a good call. But if you are able to do this as root, I think it means that your session is probably not authenticated. $ loginctl show-session $XDG_SESSION_ID Then make sure your it says "Active=yes" I think it should be noted that this issue has been brought up numerous times, and any quick search in the forums would probably have yeilded this answer. -- Curtis Shimamoto sugar.and.scruffy@xxxxxxxxx