cron messages re exim?

[Cheryl Homiak <chomiak@charter.net>]

Can somebody give me a clue as to what the following messages mean and 
what I'm supposed to do about them?
thanks.



Subject: Cron <mail@maranatha> if [ -x /usr/sbin/exim_tidydb ]; then /usr/sbin/exim_tidydb /var/spool/exim retry >/dev/null; fi

failed to open DB file /var/spool/exim/db/retry: File exists


Subject: Cron <mail@maranatha> if [ -x /usr/sbin/exim_tidydb ]; then
    /usr/sbin/exim_tidydb /var/spool/exim wait-remote_smtp >/dev/null; fi

failed to open DB file /var/spool/exim/db/wait-remote_smtp: File exists