[Dovecot] pop3 retr error

[Andrew Hutchings]

Jens Laas wrote:
> (05.06.26 kl.18:54) Marten Lehmann skrev följande till dovecot at dovecot.org:
> 
>> Hi,
>>
>>>> Are the other POP3 servers advertising PIPELINING capability? Maybe try
>>>> if this happen with it removed from Dovecot? (src/pop3/capability.h,
>>>> rebuild).
>>>
>>>
>>> Nope. That wasnt it.
>>
>>
>> thanks for testing it, I didn't had the time to do it yet.
>> Since we couldn't live with this error, we switched back to 
>> qmail-pop3d for the pop3 service, letting dovecot handle imap only. To 
>> check if the error disappeared in current releases, I downloaded the 
>> latest stable release 20050624. I compiled and installed it, but the 
>> error still remained. Downloading of about 1649 messages stopped after 
>> the 843rd message, again with the message "-ERR Message is deleted" 
>> (src/pop3/commands.c, line 50).
>>
>> It is really important for us, that this bug is resolved. This shall 
>> not sound like a threat, but we are indead evaluating a migration to 
>> Courier IMAP (although I never liked it very much), but a stable pop3 
>> service is essential for us. And we don't want to use qmail-pop3d, 
>> because it doesn't log anything.
> 
> 
> To recap:
> I see this too. So far only with thunderbird. Do you Marten see it with 
> other clients too ?
> 
> The bug is really strange since everything I can log/see about the 
> conversion between dovecot and tbird suggests tbird has the bug.
> BUT when I run tbird with other pop3 server it works.
> 
> The error triggered is that tbird tries to download an already deleted 
> message (infact it just deleted it). And if I restart tbird it will 
> start download at the last deleted message (error again).
> 
> I think our only hope is Timo or possibly some tbird developer.
> 
> Cheers
> Jens
> 

Ditto with various customers using test72.  All seem to be using 
different mail clients.  Can't really see a pattern at all, small and 
big Maildirs.  Deleting the UID list and indexes seems to fix it.  It 
happens for about 2 customers in 6000 a week.

Regards
Andrew

-- 
Andrew Hutchings (A-Wing) - Linux Guru
Netserve Consultants - http://www.domaincity.co.uk/
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