message from cron.daily

[petereasthope@canada.com]

I am interested to understand the following message.  
Can anyone offer insight about the segmentation fault?

Thanks,                     Peter E.

http://carnot.pathology.ubc.ca/

======================================
Subject:   Cron <root@carnot> test -e /usr/sbin/anacron
 || run-parts --report, /etc/cron.daily
To:      root@carnot...

/etc/cron.daily/man-db: line 22:  1410 Segmentation fault
start-stop-daemon --start --pidfile /dev/null --startas
/usr/lib/man-db/mandb --oknodo --chuid man -- --no-purge >/dev/null
2>/dev/null
run-parts: /etc/cron.daily/man-db exited with return code 139
/etc/cron.daily/standard:
...