[ssanders@office-210 ~]$ env | grep BUS
DBUS_SESSION_BUS_ADDRESS=unix:abstract=/tmp/dbus-Hmg3GcBPuN,guid=9927025828af0a87844f19004624c87e
[ssanders@office-210 ~]$ unset DBUS_SESSION_BUS_ADDRESS
[ssanders@office-210 ~]$ gaim
libnm_glib_nm_state_cb: dbus returned an error.
  (org.freedesktop.DBus.Error.ServiceUnknown) The name org.freedesktop.NetworkManager was not provided by any .service files
Gaim has segfaulted and attempted to dump a core file.
This is a bug in the software and has happened through
no fault of your own.

If you can reproduce the crash, please notify the gaim
developers by reporting a bug at
http://gaim.sourceforge.net/bug.php

Please make sure to specify what you were doing at the time
and post the backtrace from the core file.  If you do not know
how to get the backtrace, please read the instructions at
http://gaim.sourceforge.net/gdb.php

If you need further assistance, please IM either SeanEgn or 
LSchiere (via AIM).  Contact information for Sean and Luke 
on other protocols is at
http://gaim.sourceforge.net/contactinfo.php
Aborted
[ssanders@office-210 ~]$ env | grep BUS
[ssanders@office-210 ~]$