** (paprefs:29172): WARNING **: Can not stat /tmp/orbit-xxx

GConf Error: Failed to contact configuration server; some possible causes are that you need to enable TCP/IP networking for ORBit, or you have stale NFS locks due to a system crash. See http://projects.gnome.org/gconf/ for information. (Details - 1: Server ping error: IDLmg.org/CORBA/COMM_FAILURE:1.0)
terminate called after throwing an instance of 'Gnome::Conf::Error'

I get this message trying to staty paprefs or sound converter