Im still seeing this message is I have bayes disabled. Any ideas?

[root@lds williamt]# formail -s spamassassin -r < ./Missed-Spam
1 message(s) examined.
Can't call method "learn" on an undefined value at
/usr/lib/perl5/site_perl/5.8.8/Mail/SpamAssassin/PerMsgLearner.pm line
109.
1 message(s) examined.