uncaught python exceptoin

I'm setting up TMDA/current, and having this issue on delivery of incoming
messages:

 

Any ideas?  Any further required information will be provided.

 

Uncaught Python 2.4.3 Exception (Sat Mar 10 02:50:40 2007):

-----------------------------------------------------------

Traceback (most recent call last):

  File "/usr/local/tmda/bin/tmda-filter", line 53, in ?

    execfile(os.path.join(execdir, 'tmda-rfilter'))

  File "/usr/local/tmda/bin/tmda-rfilter", line 878, in ?

    main()

  File "/usr/local/tmda/bin/tmda-rfilter", line 819, in main

    orig_msgin_size)

  File "./TMDA/FilterParser.py", line 1098, in firstmatch

  File "/usr/local/lib/python2.4/sre.py", line 134, in search

    return _compile(pattern, flags).search(string)

  File "/usr/local/lib/python2.4/sre.py", line 227, in _compile

    raise error, v # invalid expression

error: bogus escape (end of line)