[imp] Submitting new msg to send, zero size reply

[Andrew Morgan]

On Thu, 10 Jul 2003 agullo at comtenidos.com wrote:

> Hi,
>
> Still testing latest stable Horde & Imp releases to update my current
> setup. Getting problems to send messages with attached files.
>
> With Imp 3.1 in production, max php upload size in php settings
> currently limited to 2mb. If I try to send a msg with an attach aprox
> larger than 400-500kb, uploading is ok, but when I click on 'send',
> something is executed, tmp attached file is unlinked from tmp directoty,
> but message is not actually sent. Popup compose window still open, I
> click again on 'send', msg is actually sent this time, but no attached
> stuff at all (if I check the resulting message source,
> attachment-related MIME labels are there but no real content at all.
>
> With testing Imp 3.2.1, same problem, small attachments are ok, but
> anything larger than a few hundred kb is refused with a null output
> reply from the webserver. If browsing Imp thru a Squid cache, I can see
> a "Zero Sized Reply" error from the cache engine. Uploading is fine, php
> upload limits are not enforced for these small attachments.
>
> Logging at debug level is not enough, I don't get any feedback from
> logs. What else should I look at?
>
> Thnx

Check that your php memory limit in php.ini is at least 3 times the
maximum upload size.  In your case, I'd probably set it to 8MB (which is
the default, I think).  If this doesn't work, I've got some other things
to check.

	Andy