[Dovecot] Corrupted mailbox, how to fix?

[Ralf Hildebrandt]

>From my log:

May 06 16:26:49 imap(loginname): Error: zlib.read(/var/mail/loginname/mdbox/storage/m.94): gz trailer has wrong CRC value at 2412347
May 06 16:26:49 imap(loginname): Error: read() failed: Invalid argument (FETCH for mailbox INBOX UID 3434)

How do I fix that?

-- 
Ralf Hildebrandt
  Geschäftsbereich IT | Abteilung Netzwerk
  Charité - Universitätsmedizin Berlin
  Campus Benjamin Franklin
  Hindenburgdamm 30 | D-12203 Berlin
  Tel. +49 30 450 570 155 | Fax: +49 30 450 570 962
  ralf.hildebrandt at charite.de | http://www.charite.de