[Dovecot] repeat downloads of message headers in 1.0rc19

Jeff A. Earickson jaearick at colby.edu
Mon Jan 29 20:30:11 UTC 2007


On Mon, 29 Jan 2007, Brian G. Peterson wrote:

> Date: Mon, 29 Jan 2007 14:25:37 -0600
> From: Brian G. Peterson <brian at braverock.com>
> To: Dovecot Mailing List <dovecot at dovecot.org>
> Subject: Re: [Dovecot] repeat downloads of message headers in 1.0rc19
> 
> On Monday 29 January 2007 14:17, Timo Sirainen wrote:
>> On 29.1.2007, at 20.05, Brian G. Peterson wrote:
>>> I upgraded one server to 1.0rc19 (from rc15) over the weekend, and
>>> have
>>> since received several reports of dovecot erroneously retrieving
>>> older messages as new mail.  I've seen this myself intermittently on
>>> KMail, and
>>> users have reported it on Thunderbird, Squirrelmail, and Outlook.
>>
>> I'm not exactly sure what you even mean. "as new mail"? Do you mean
>> you're using POP3, or do you mean some IMAP flag? Are you using
>> maildir or mbox?
>
> IMAP, INBOX is in mbox format.
>
> I've had no reports or evidence of this happening anywhere other than
> INBOX.
>
> The messages headers are being retrieved more than once, and the client is
> showing them as new mail.  I don't know where all the new/read/deleted
> flags are kept.  I suspect some of them are in IMAP, and some in the
> clients.
>
> I was sufficiently surprised by this to mail the list, as dovecot has been
> very stable for us.  I downgraded this server to 1.0rc17, and I have not
> seen the problem recur.

Several people have reported this issue (myself included) to the list in
the last week.  rc18 does not have this issue; I have fallen back to
rc18.  This happens for a variety of email clients.  I haven't seen any
reports of a fix (or better) rc20 to fix this.

Jeff Earickson
Colby College


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