At random this output it occurring at the top of the page. Site is installed on a lot of servers issue only happens on one server.
HTTP/1.1 200 OK Date: Mon, 24 May 2010 04:18:30 GMT Server:
Microsoft-IIS/6.0 X-Powered-By: ASP.NET X-AspNet-Version: 2.0.50727
Cache-Control: private Content-Type: text/html; charset=utf-8
Content-Length: 39611