[Spambayes] spam that crashes my spambayes

Tony Meyer tameyer at ihug.co.nz
Fri Jan 7 04:35:08 CET 2005

> This is an example of a spam email that crashes my spambayes
> installation.  Am running spambayes 1.0.1 on SuSE Linux 9.1.  Some of
> the log output follows.
>   File "/usr/lib/python2.3/shelve.py", line 119, in __getitem__
>     value = Unpickler(f).load()
> UnpicklingError: unpickling stack underflow

This is a very unusual error.  My best guess would be that the database is
corrupted somehow and should be replaced (retraining would be the easiest
way).  If this happens with lots of messages, irregardless of whether they
are ham or spam, that would strengthen the guess.


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