Description of problem:
rhn_register, traceback with deactivated user

Version-Release number of selected component (if applicable):

[root@some-funny-name ~]# rpm -q up2date rhnlib
up2date-4.8.1-26.el4
rhnlib-2.1.4-4.el4

How reproducible:
always

Steps to Reproduce:
1. webUI: log in with corporate type user
2. webUI: create user psklnarqano
3. system: register system with this user
4. webUI > deactivete user psklenarqano
5. system: rhn_register
  
Actual results:

[root@some-funny-name ~]# rhn_register 
An error has occurred:
xmlrpclib.Fault
See /var/log/up2date for more information

::::::LOG:

[Fri Mar 20 06:53:55 2009] up2date   File "/usr/sbin/rhn_register", line 1315, in ?
    sys.exit(main() or 0)
   File "/usr/sbin/rhn_register", line 742, in main
    tui.main()
   File "/usr/share/rhn/up2date_client/tui.py", line 997, in main
    tui.run()
   File "/usr/share/rhn/up2date_client/tui.py", line 930, in run
    win = self.windows[index](self.screen, self)
   File "/usr/share/rhn/up2date_client/tui.py", line 335, in __init__
    self.available_channels = rhnreg.getAvailableChannels(
   File "/usr/share/rhn/up2date_client/rhnreg.py", line 524, in getAvailableChannels
    server_release)
   File "/usr/share/rhn/up2date_client/rpcServer.py", line 238, in doCall
    ret = apply(method, args, kwargs)
   File "/usr/lib64/python2.3/xmlrpclib.py", line 1029, in __call__
    return self.__send(self.__name, args)
   File "/usr/share/rhn/up2date_client/rpcServer.py", line 46, in _request1
    ret = self._request(methodname, params)
   File "/usr/lib/python2.3/site-packages/rhn/rpclib.py", line 327, in _request
    self._handler, request, verbose=self._verbose)
   File "/usr/lib/python2.3/site-packages/rhn/transports.py", line 189, in request
    return self._process_response(fd, connection)
   File "/usr/lib/python2.3/site-packages/rhn/transports.py", line 217, in _process_response
    return self.parse_response(fd)
   File "/usr/lib/python2.3/site-packages/rhn/transports.py", line 241, in parse_response
    return u.close()
   File "/usr/lib64/python2.3/xmlrpclib.py", line 742, in close
    raise Fault(**self._stack[0])


Expected results:
write message: system cannot be registered; user is deactivated right now ....

Additional info: