spam acl condition: cannot parse spamd output

[Ronan McGlue]

since upgrading to 3.2 i have been getting regular messages in the 
exim's panic log.

2007-05-17 02:16:03 1HoVX0-0002df-PP spam acl condition: cannot parse 
spamd output

anyone else seen this or know any reasons why it happens?
R

Regards

Ronan McGlue

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Analyst / Programmer
Queens University Belfast