$ns = "auth";
$wsdl = "(http://example.com/api?wsdl)";
//Create our Auth Object to pass to the SOAP service with our values
$rand = rand(11111111,99999999);
$srt = 'ABCD';
$auth->username = 'hopp_api_user';
$auth->digestkey = sha1($srt);
$auth->nonce = $rand;
$auth->request_time = date('Y-m-d H:i:s');
$login = new SoapVar($auth, SOAP_ENC_OBJECT);
$authenticate = new SoapHeader($ns,'userauthentication',$login, false);
$client = new SoapClient($wsdl,array('cache_wsdl' => 0,'trace'=>1));
$client->__setSoapHeaders(array($authenticate));
$aaass ->offer_id ='322';
$aaass ->username ='user';
$obje = new SoapVar($aaass, SOAP_ENC_OBJECT);
$aaa = $client->offerActivationByOfferID($obje);
//////////////////////////////////////////////////////////////////////////////
SoapFault exception: [SOAP-ENV:Client] Error cannot find parameter in /var/www/html/hutch-alco/application/controllers/TestController.php:65 Stack trace: #0 /var/www/html/hutch-alco/application/controllers/TestController.php(65): SoapClient->__call('offerActivation...', Array) #1 /var/www/html/hutch-alco/application/controllers/TestController.php(65): SoapClient->offerActivationByOfferID(Object(SoapVar)) #2 /var/www/html/hutch-alco/library/Zend/Controller/Action.php(513): TestController->sujithAction() #3 /var/www/html/hutch-alco/library/Zend/Controller/Dispatcher/Standard.php(295): Zend_Controller_Action->dispatch('sujithAction') #4 /var/www/html/hutch-alco/library/Zend/Controller/Front.php(954): Zend_Controller_Dispatcher_Standard->dispatch(Object(Zend_Controller_Request_Http), Object(Zend_Controller_Response_Http)) #5 /var/www/html/hutch-alco/application/bootstrap.php(51): Zend_Controller_Front->dispatch() #6 /var/www/html/hutch-alco/public/index.php(8): require('/var/www/html/h...') #7
i got this error...
Could anyone help me please..........