Message in maillog

[Dr Robert Young]

We are using SA 3.0.4 w/ milter-spamc 0.25 Started seeing some of these in the last day or two in the maillog...any ideas? ction=eoh, continue Jul 29 18:57:21 email1 spamd[13210]: Cannot open bayes databases /etc/mail/spamassassin/bayes_* R/W: tie failed: Permission denied