Openid authetication is returning page not found and the htttp variable which is supposed to in $_SERVER is showing in URI

http://www.geoivy.com/openid/authenticate?destination=node&openid.assoc_handle={HMAC-SHA1}{4a5dd1e0}{fsJD3A%3D%3D}&openid.identity=http://m4manas.wordpress.com/&openid.mode=id_res&openid.return_to=http://www.geoivy.com/openid/authenticate%3Fdestination%3Dnode&openid.sig=zXxHNZlipRzYtA5FYkPLMLZwKXo%3D&openid.signed=mode,identity,return_to