[Mailman-Users] shunt - errors

[Con Wieland]

It seems I have a loop going on but I don't understand the error.  I  
have multiple similar messages:

Here's an excerpt from the /opt/nsp/mailman/logs/error

Dec 16 17:22:02 2009 (817) SHUNTING: 1261012921.337497 
+ef91a103dec2273f323d2758d
097a1357db67d3a
Dec 16 18:11:34 2009 (817) Uncaught runner exception: invalid load  
key, '\245'.
Dec 16 18:11:34 2009 (817) Traceback (most recent call last):
   File "/opt/nsp/mailman/Mailman/Queue/Runner.py", line 112, in  
_oneloop
     self._onefile(msg, msgdata)
   File "/opt/nsp/mailman/Mailman/Queue/Runner.py", line 170, in  
_onefile
     keepqueued = self._dispose(mlist, msg, msgdata)
   File "/opt/nsp/mailman/Mailman/Queue/ArchRunner.py", line 73, in  
_dispose
     mlist.ArchiveMail(msg)
   File "/opt/nsp/mailman/Mailman/Archiver/Archiver.py", line 215, in  
ArchiveMail
     h = HyperArch.HyperArchive(self)
   File "/opt/nsp/mailman/Mailman/Archiver/HyperArch.py", line 641,  
in __init__
     self.__super_init(dir, reload=1, database=db)
   File "/opt/nsp/mailman/Mailman/Archiver/pipermail.py", line 300,  
in __init__
     d = pickle.load(f)
UnpicklingError: invalid load key, '\245'.

any help would be appreciated

Con Wieland
University of California