[Dovecot] Corrupted mdbox file

[Daniel L. Miller]

With an error like this:

doveadm(dmiller at amfes.com): Error: Corrupted dbox file 
/var/mail/amfes.com/dmiller/mdbox/storage/m.20 (around offset=74408): 
Unexpected EOF while reading metadata header

What can be done?
-- 
Daniel