BINARY capability not working correctly?

Michael M Slusarz michael.slusarz at
Sat Sep 19 15:27:41 UTC 2015

On 9/13/2015 6:04 AM, Stephan Bosch wrote:
> Op 9/13/2015 om 12:19 PM schreef Jouko Nikula:
>> Hello,
>> I have trouble with some attachments not working on Horde and
>> Roundcube. I made a ticket to Roundcube webmail and they tracked down
>> it to Dovecot not responding correctly to BINARY FETCH:
>> What is causing Dovecot to answer NIL? Is there an issue in Dovecot?
> A few questions to facilitate debugging:
> - Do your logs show anything that may be related to this issue?
> - What is the output of `dovecot -n` ?

Probably this:

Trivial to workaround in client code, so no need to disable BINARY 
outright on a client.


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