Unable to determine the address of the message bus

Havoc Pennington hp at redhat.com
Sat Jan 28 11:32:41 PST 2006

On Sat, 2006-01-28 at 22:43 +1100, Rod Butcher wrote:
> I have what is basically a Mandrake 10.2 box, and have installed 
> Mandrake's dbus packages. I have 2 dbus daemons running, one using the 
> /etc/dbus-1/session.conf file, the other using the 
> etc/dbus-1/system.conf file. I understand this ought to provide a user 
> message bus and a systemwide message bus, correct ?
> Any app I run (e.g. gnome-screensaver, evolution) that needs to use DBUS 
> output messages like the following :-
> (gnome-screensaver:5434): gnome-screensaver-WARNING **: couldn't connect 
> to session bus: Unable to determine the address of the message bus
> (gnome-screensaver:5434): gnome-screensaver-WARNING **: failed to 
> register with the message bus
> I have read and digested as far as I am able (I'm not a developer) the 
> documentation on the freedesktop site. What am I doing wrong ? Pointers 
> to relevant documentation gratefully received.

Normally, when you log in to X the distribution would have configured
the X startup scripts to launch dbus and set the
DBUS_SESSION_BUS_ADDRESS environment variable.

My guess is that either you just need to log out and back in, or that
Mandrake hasn't done this yet.


More information about the dbus mailing list