/var/log/messages:

Oct 15 14:08:03 localhost dbus: avc:  denied  { acquire_svc } for service=org.xchat.service spid=3186 scontext=staff_u:staff_r:staff_xchat_t:s0 tcontext=staff_u:staff_r:staff_dbusd_t:s0 tclass=dbus

XChat message:
Failed to acquire org.xchat.service: Connection ":1.18" is not allowed to own the service "org.xchat.service" due to SELinux policy