DTD are not supported by SOAP - #0 C:\xampp\htdocs\Productv2.php(66): SoapClient->__call('GetProduct', Array) #1 C:\xampp\htdocs\Productv2.php(66): SoapClient->GetProduct('009899', 'ALL', false) #2 C:\xampp\htdocs\equestrian.php(2714): include_once('C:\\xampp\\htdocs...') #3 {main} 009899ALLfalse