[Dovecot] Corrupted index cache file issues (Corrupted physical size)

[Brent Bloxam]

Timo Sirainen wrote:
> On Jun 8, 2009, at 7:06 AM, Brent Bloxam wrote:
> 
>> Hello,
>>
>> I'm running Dovecot 1.1.13 on FreeBSD 7.0-RELEASE and I'm receiving a 
>> large number of errors much like the following:
>>
>> dovecot: Jun 08 09:27:04 Error: IMAP(x at x.x): Corrupted index cache 
>> file /nfs/x.x/x/Maildir/dovecot.index.cache: Corrupted physical size 
>> for uid=2284: 5312 != 5217
> 
> How are you saving messages to the maildir? Do these happen for new 
> mails also or only old ones?
> 

At the moment messages are being saved to the maildir through maildrop 
(called from qmail), as we're migrating from an old system. I'm not sure 
how I could go about pinpointing whether this affects new or old emails 
as I'm not aware of what actually generates this error. Any suggestions?