[Dovecot] dovecot index errors since 2.1.12

[Timo Sirainen]

On 19.12.2012, at 0.40, Morten Stevens <mstevens at imt-systems.com> wrote:

>>> Dec 10 15:21:04 mail dovecot: imap(user at example.org): Error: Cached message size smaller than expected (5010 < 8192)
>>> Dec 10 15:21:04 mail dovecot: imap(user at example.org): Error: Corrupted index cache file /var/vmail/example.org/user//mdbox/mailboxes/INBOX/Ubuntu/dbox-Mails/dovecot.index.cache: Broken physical size for mail UID 27517
>> 
>> Could you try if this fix helps? http://hg.dovecot.org/dovecot-2.1/rev/bded819417d9
> 
> Thanks for the quick reply, but it doesn't help.

Can you easily reproduce this with a new empty user, using some simple IMAP commands? Or alternatively running imaptest tool? http://imapwiki.org/ImapTest

Also send your full doveconf -n output. And especially: are you using zlib plugin compression? Storing attachments separately?