[FATAL] Shutting down because of exception: exceptions.AttributeError

[Squirrel Remailer Admin <admin@squirrel.theremailer.net>]

Running the latest maintenance CVS code Squirrel still keeps crashing, now with this exception:

Sep 26 14:32:57.215 [ERROR] Found damaged object nDwfxMnX in filestore /var/spool/minion/work/queues/outgoing: invalid load key, '^@'.
Sep 26 14:32:57.217 [FATAL] Exception while running server
Sep 26 14:32:57.231 [FATAL] Traceback (most recent call last):
    File "/home/miniond/lib/python2.2/site-packages/mixminion/server/ServerMain.py", line 1095, in runServer
    server.run()
    File "/home/miniond/lib/python2.2/site-packages/mixminion/server/ServerMain.py", line 821, in run
    self.mmtpServer.process(2)
    File "/home/miniond/lib/python2.2/site-packages/mixminion/server/MMTPServer.py", line 100, in process
    self.readers[fd].handleRead()
    File "/home/miniond/lib/python2.2/site-packages/mixminion/server/MMTPServer.py", line 483, in handleRead
    self.__handleAll()
    File "/home/miniond/lib/python2.2/site-packages/mixminion/server/MMTPServer.py", line 501, in __handleAll
    self.__state()
    File "/home/miniond/lib/python2.2/site-packages/mixminion/server/MMTPServer.py", line 443, in __readFn
    self.finished()
    File "/home/miniond/lib/python2.2/site-packages/mixminion/server/MMTPServer.py", line 1011, in __receivedAck
    self.beginNextMessage()
    File "/home/miniond/lib/python2.2/site-packages/mixminion/server/MMTPServer.py", line 935, in beginNextMessage
    self._getNextMessage()
    File "/home/miniond/lib/python2.2/site-packages/mixminion/server/MMTPServer.py", line 965, in _getNextMessage
    self._curMessage = m.getContents()
    File "/home/miniond/lib/python2.2/site-packages/mixminion/server/MMTPServer.py", line 777, in getContents
    return self.pending.getMessage().getPacket()
  AttributeError: 'NoneType' object has no attribute 'getPacket'
Sep 26 14:32:57.232 [FATAL] Shutting down because of exception: exceptions.AttributeError