[horde] Horde showing source of email instead of text

Fri Aug 27 15:23:20 UTC 2010

Hello everybody,

please, help me with my problem. Instead of displaying normal text (html
or plain text version) of the email, Horde is displaying the source code
(whole message souce is between lines, user sees in Horde lines from
Content-Type: multipart/alternative bellow}:

-------------------------------------------------------------------------
Return-Path: X.Y.Z
Delivered-To: A.B.C
Received: ...
Received: ...
Date: 27 Aug 2010 15:14:38 -0000
Message-ID: ...
To: D.E.F
Subject: My subject
From: my at address.com
X-Mailer: PHP/5.2.13

Content-Type: multipart/alternative; 
boundary="PHP-alt-cc88167972fb747fb549ec861951ebd0"

--PHP-alt-cc88167972fb747fb549ec861951ebd0
Content-Type: text/plain; charset="windows-1250"
Content-Transfer-Encoding: 7bit

BLA-BLA-BLA

--PHP-alt-cc88167972fb747fb549ec861951ebd0
Content-Type: text/html; charset="windows-1250"
Content-Transfer-Encoding: 7bit

<html><head><meta http-equiv="Content-Type" content="text/html; 
charset=windows-1250">
<style>h3{font:bold 16px Arial;margin-bottom:12px}</style>
</head><body><h3>BLA-BLA-BLA</h3>
</body></html>

--PHP-alt-cc88167972fb747fb549ec861951ebd0--
-------------------------------------------------------------------------

The mail was generated wia PHP mail function. Is there anybody, who
could tell me what is wrong with such simple e-mail, please?

Many thanks,

-- 

Peter Rosa