'dkim: Mail::DKIM 0.18 is older than the required minimal version 0.31, suggested upgrade to 0.36_5 or later'
Mark -- it might be worth making this a debug, at least when run from the modules or cmdline spamassassin script. Problem is that in some situations (ie procmail) the output of any text on stderr from a mail filter can cause problems. annoying -- --j.
