Invalid Xml Stream sended

Hi,
Can you help me please to modify in the server side the xml sended,
In fact, I would like to delete the second blank line in the retruned 
xml afetr the content-type line.

HTTP/1.1 200 OK
Date: Wed, 20 May 2009 12:16:44 GMT
Server: Apache/2.2.11 (Unix) PHP/4.4.9 mod_ssl/2.2.11 OpenSSL/0.9.8c
X-Powered-By: PHP/4.4.9
Vary: Accept-Charset
Content-Length: 360
Keep-Alive: timeout=2, max=100
Connection: Keep-Alive
Content-Type: text/xml; charset=UTF-8


<?xml version="1.0" encoding="UTF-8"?>
<methodResponse>
<fault>
<value>
<struct><member><name>faultCode</name>
<value><int>3</int></value>
</member>
<member>
<name>faultString</name>
<value><string>Incorrect parameters passed to method: No method 
signature matches number of parameters</string></value>
</member>
</struct>
</value>
</fault>
</methodResponse>

Regards
--Jamel