root:# hp-toolbox
warning: hp-toolbox should not be run as root/superuser.
HP Linux Imaging and Printing System (ver. 3.11.5)
HP Device Manager ver. 15.0
Copyright (c) 2001-9 Hewlett-Packard Development Company, LP
This software comes with ABSOLUTELY NO WARRANTY.
This is free software, and you are welcome to distribute it
under certain conditions. See COPYING file for more details.
warning: Reportlab not installed. Fax coverpages disabled.
warning: Please install version 2.0+ of Reportlab for coverpage support.
Qt: Session management error: Authentication Rejected, reason : None of the authentication protocols specified are supported and host-based authentication failed
error: dBus initialization error. Exiting.