The dbus package shipped in fedora core 1 dbus-0.13-6 needs to prereq the shadow-utils package or at least /usr/sbin/useradd as that is a requirement of the %post to set up the dbus user. Otherwise the ts.order() method in the RPM bindings do not order the install of this package correctly.
Triage->Easyfix
Created attachment 96541 [details] spec file patch I have to fix it...might as well do it here too.
fixed in 0.20-4