Encountering 'File "<string>", line 1, in connect\nerror: (111, \'Connection refused\')\n',)' with osa-dispatcher following a Satellite upgrade to 5.4.1.

Issue

• Following an upgrade attempt to Satellite 5.4.x osa-dispatcher will not start.

[root@satellite ~]# service osa-dispatcher stop
Shutting down osa-dispatcher:                              [  OK  ]
[root@satellite ~]# service jabberd stop
Terminating jabberd processes ...
Stopping router:                                           [  OK  ]
Stopping sm:                                               [FAILED]
Stopping c2s:                                              [FAILED]
Stopping s2s:                                              [FAILED]
[root@satellite ~]# service jabberd start
Initializing jabberd processes ...
Starting router:                                           [  OK  ]
Starting sm:                                               [  OK  ]
Starting c2s:                                              [  OK  ]
Starting s2s:                                              [  OK  ]
[root@satellite ~]# service osa-dispatcher start
Starting osa-dispatcher: RHN 31270 2012/09/11 15:50:57 +01:00: ('Traceback (most recent call last):\n  File "/usr/share/rhn/osad/jabber_lib.py", line 254, in setup_connection\n    c = self._get_jabber_client(js)\n  File "/usr/share/rhn/osad/jabber_lib.py", line 311, in _get_jabber_client\n    c.connect()\n  File "/usr/share/rhn/osad/jabber_lib.py", line 577, in connect\n    jabber.Client.connect(self)\n  File "/usr/lib/python2.4/site-packages/jabber/xmlstream.py", line 464, in connect\n    else: self._sock.connect((self._hostIP, self._port))\n  File "<string>", line 1, in connect\nerror: (111, \'Connection refused\')\n',)
                                                           [  OK  ]