An easy fix for "dovecot.map.index corrupted: map_uid=xxxx refcount too low"?

Timo Sirainen tss at iki.fi
Tue Oct 28 00:12:38 UTC 2014


On 26 Oct 2014, at 05:28, Ralf Hildebrandt <r at sys4.de> wrote:

> Is there an easy way of "fixing" these?
> 
> Oct 26 13:24:52 imap(account at domain): Error: mdbox map /var/mail/domain/account/mdbox/storage/dovecot.map.index corrupted: map_uid=2700 refcount too low
> (dovecot 2.1.17)

If they don't fix themselves .. I think the easiest is to access the mailbox with a newer Dovecot version (you could build v2.2 to /tmp/dovecot or something). For example read the mailbox with doveadm.



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