[Spambayes] exception

[es at javanet.info]

anyone has seen this? what that means?


Classifying
....*Traceback (most recent call last):
  File "/usr/bin/sb_imapfilter.py", line 1284, in <module>
    run()
  File "/usr/bin/sb_imapfilter.py", line 1266, in run
    imap_filter.Filter()
  File "/usr/bin/sb_imapfilter.py", line 1067, in Filter
    self.unsure_folder, self.ham_folder)
  File "/usr/bin/sb_imapfilter.py", line 952, in Filter
    evidence=True)
  File "/usr/lib/python2.5/site-packages/spambayes/classifier.py", line 
196, in chi2_spamprob
    clues = self._getclues(wordstream)
  File "/usr/lib/python2.5/site-packages/spambayes/classifier.py", line 
499, in _getclues
    tup = self._worddistanceget(word)
  File "/usr/lib/python2.5/site-packages/spambayes/classifier.py", line 
514, in _worddistanceget
    prob = self.probability(record)
  File "/usr/lib/python2.5/site-packages/spambayes/classifier.py", line 
314, in probability
    assert hamcount <= nham, "Token seen in more ham than ham trained."
AssertionError: Token seen in more ham than ham trained.