Client found response content type of 'text/html', but expected 'text/xml'.

Host: rsdn.ru
Content-Length: 435
Expect: 100-continue
Proxy-Connection: Keep-Alive

</PRE>
<P>
The following error was encountered:
<UL>
<LI>
<STRONG>
Invalid Request
</STRONG>
</UL>

<P>
Some aspect of the HTTP Request is invalid. Possible problems:
<UL>
<LI>Missing or unknown request method
<LI>Missing URL
<LI>Missing HTTP Identifier (HTTP/1.0)
<LI>Request is too large
<LI>Content-Length missing for POST or PUT requests
<LI>Illegal character in hostname; underscores are not allowed
</UL>