Issue

Satellite-sync fails sometimes with the following message:

SYNC ERROR:

Exception reported from HOSTNAME
Time: TIME and DATE
Exception type satellite_tools.syncLib.RhnSyncException

Exception Handler Information
Traceback (most recent call last):
  File "/usr/bin/satellite-sync", line 136, in main
    return satsync.Runner().main()
  File "/usr/share/rhn/satellite_tools/satsync.py", line 199, in main
    ret = method()
  File "/usr/share/rhn/satellite_tools/satsync.py", line 285, in _step_short
    return self.syncer.processShortPackages()
  File "/usr/share/rhn/satellite_tools/satsync.py", line 804, in processShortPackages
    stream_loader.process(package_ids)
  File "/usr/share/rhn/satellite_tools/satsync.py", line 1879, in process
    stream = apply(self.wire_loader, args)
  File "/usr/share/rhn/satellite_tools/xmlWireSource.py", line 208, in getChannelShortPackagesXmlStream
    (self.systemid, channel, last_modified))
  File "/usr/share/rhn/satellite_tools/xmlWireSource.py", line 158, in _openSocketStream
    raise RhnSyncException, lastErrorMsg
RhnSyncException: 
Error Message:
    The requested channel version does not match the upstream version
Error Class Code: 3013
Error Class Info: Invalid channel version