Option: XMUT-CHKFIL

This option checks for and corrects errors in the MAILBOX file 3.7 and
Although the system will not fail because of errors detected, your users
may call you about the problems they experience.  This utility will allow
you to detect them first and correct them before anyone knows.
the MESSAGE file 3.9.  It checks important fields and cross references.
It is recommended that this option be run monthly or every few months,
or whenever there seems to be a database problem.
It produces a report of the errors detected, and what, if anything, it
did to fix them.  If it didn't fix them, it tells you what you can do
to fix them.