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Le 16/05/2012 15:35, Alex Dyas a √©crit :
> Thanks for your reply. My initial theory was that the attachment was
> being stripped out of the message before it got to Amavis,
well, that's probable, but where was it stripped out?
most probably at the client side, by Exchange or Zimbra or whatever...
what I can say from the posted headers:
- no user-agent header
- empty X-MS-TNEF-Correlator header
- X-Copyrighted-Material header
> hence asking
> here on the Postfix list. I will ask on the Amavis list in that case.
> On 05/15/2012 08:21 PM, Jeroen Geilman wrote:
>> On 05/15/2012 06:11 PM, Alex Dyas wrote:
>>> Environment :
>>> - Ubuntu - 10.04.3 LTS
>>> - Postfix - 2.7.0-1ubuntu0.2
>>> - Amavis - 1:2.6.4-1ubuntu5
>>> - Spam Assassin - 3.3.1-1
>>> - ClamAV - 0.96.5+dfsg-1ubuntu1.10.04.3
>>> Symptoms - A couple of emails per day come through the system with
>>> empty attachments. They have the following line in their header:
>>> X-Amavis-Alert: BAD HEADER SECTION, MIME error: error: part did not
>>> end with expected boundary
>> This is the postfix users mailing list; perhaps you should ask this on
>> an amavisd-new related list.
>>> - I have not been able to reproduce the problem myself
>>> - Problematic mails re-sent often come through without problem, ie
>>> with the attachment
>>> - The offending mails generate ClamAV quarentine files, but even
>>> these don't contain the attachments
>>> - If I receive the same emails at a different account on an unrelated
>>> system I see the attachment perfectly well
>>> - We see the same issue from a number of unrelated senders
>> Please see the welcome message you received when joining this list on
>> how to receive help:
>>> Sample header (anonymised):
>> We'd need to see the output of postconf -n, and a relevant section of
>> the mail log, at minimum.