I couldnt fix this problem till today. I Used a Header Checker Tool and this is the response : 1. REQUESTING: http://####/####/Setup/GET /support/setup/ HTTP/1.1Connection: Keep-AliveKeep-Alive: 300Accept:*/*Host: ####Accept-Language: en-usAccept-Encoding: gzip, deflateUser-Agent: Mozilla/4.0 (compatible; MSIE 7.0b; Windows NT 6.0)SERVER RESPONSE:HTTP/1.1 302 Moved Temporarily Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Pragma: no-cache Content-Length: 160 Content-Type: text/html; charset=UTF-8 Expires: Thu, 19 Nov 1981 08 GMT Location: http://####/####/setup Server: Microsoft-IIS/8.0 Set-Cookie: PHPSESSID=kco76jb542gir54jumjmkg25e5; path=/ X-Powered-By: ASP.NET X-Powered-By-Plesk: PleskWin Date: Fri, 17 Jan 2014 22 GM(Tool : http://www.seoconsultants.com/tools/check-server-headers-tool) Anyone can help me with that? :(