php soap client Uncaught SoapFault exception

I was receiving the following error while running a php soap client on my live servergoogled but of no use [Tue May 22 12:09:33 2012] [error] [client 39.47.135.86] PHP Fatal error:  Uncaught SoapFault exception: [HTTP] Error Fetching http headers in /var/www/html/abc/xyz.php:7\nStack trace:\n#0 [internal function]: SoapClient->__doRequest(‘#1 /var/www/html/abc/xyz.php(7): SoapClient->__soapCall(‘auth_method’, Array)\n#2 /var/www/html/abc/def.php(12): soapclient(‘user’,… read more →