[horde] sending mail after upgrade fails

[Helga Mayer]

Quoting Craig White <craigwhite at azapple.com>:

> On Sat, 2009-09-26 at 21:03 +0200, Helga Mayer wrote:
>> Hello list,
>>
>> I recently ugraded from
>> php-5.2.6 -> php-5.2.11
>> imap2004e/c-client -> imap2007e/c-client
>> horde-webmail-1.2.3 -> horde-webmail-1.2.4
>>
>> Now some users have problems sending mail.
>> postfix runs locally
>>
>> In the horde logfile I get the follwing error message:
>> HORDE [error] [imp] Failed to connect to localhost:25 [SMTP: HELO was
>> not accepted:  (code: -1, response: )] [pid 19899 on line 747 of
>> "/horde-webmail-1.2.4/imp/lib/Compose.php"]
>>
>> But there is no correspondent error message in the postfix log file.
>> No rejects at all due to the helo command.
>>
>> postconf says:
>> smtpd_helo_required = no
>> smtpd_helo_restrictions =
>> strict_rfc821_envelopes = no
>>
>> I've no idea if this is a php problem, a PEAR problem oder an imp problem.
>> The configuration didn't change, at least i did not intend to change
>> anything.
>> I'm running a test server with the same software versions. Strange enough
>> people who couldn't send email from the production server succeeded to
>> send email from test server. Users have different options on both servers.
>> Any hint where to look in horde-prefs perhaps?
> ----
> I would start more basic than that.
>
> Make sure you can connect to the smtp server from the host system
> command line. On that server, 'telnet localhost 25' and see what message
> you get (if any). You can exit the session if it connects by typing
> 'QUIT'

that works perfectly. Apart from that I didn't change anything on the  
postfix side.
Perhaps I should have emphasized that not all users are affected. But those
who are, are always affected.
I'm currently posting from the same server which other users have  
trouble with.
I'm eliminating load problems, because the error occurs even tonight.

Helga
> Craig
>
>
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*  Universitaet Hohenheim       *  Helga Mayer                            *
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A: Because we read from top to bottom, left to right.
Q: Why should i start my reply below the quoted text?