[Resolvido] Consumindo Webservice .NET com PHP

Boa Tarde Galera!

Estou com um problema gigantesco.

Tenho um Webservice feito em .NET e estou tentando consumi-lo em PHP utilizando Soap.

Ele conecat no Webservice de boa mas quando ele chega lá ele chega com parametro Nulo.

Mas tenho a resposta Normalmente.

--------------------Código .NET-------------------

[WebMethod]
public ResponseCreditCardPaymentApprovalRequest CreditCardPaymentApprovalRequest(RequestCreditCardPaymentApprovalRequest requestCreditCardPaymentApprovalRequest)
{

 RequestCreditCardPaymentApprovalRequest modelRequestAPC = new RequestCreditCardPaymentApprovalRequest();
 ResponseCreditCardPaymentApprovalRequest modelResponseAPC = new ResponseCreditCardPaymentApprovalRequest();
 ResponseCreditCardPaymentCapture modelResponseCAP = new ResponseCreditCardPaymentCapture();
 Enums.ErrorsType errorType = new Enums.ErrorsType();
 StringBuilder parametersAPC = new StringBuilder();
 XmlDocument xmlConf = new XmlDocument();
 XmlDocument xml = new XmlDocument();
 string urlAPC = string.Empty;
 string response = string.Empty; ...

--------------Código PHP-------------

<?php
$AccessPassword = "ABC12345";
$AccessUser = "ABC12345";
$Amount="10.00";
$CreditCardNumber="12334";

$DocumentNumber="1123445";//número da transação

$ExpireMonth="06";
$ExpireYear="14";
$HolderName="IVO TORRES";
$Installments="1";
$SecurityCode="12345";
$UserSecurityCode="ABC12345";
$AcessHash="";

$ns = 'http://localhost:4248/PaymentGateway.asmx';
$wsdlPath="http://localhost:4248/PaymentGateway.asmx?WSDL";

try{

$AcessHash=$AccessPassword.$AccessUser.$Amount.$CreditCardNumber.$ExpireMonth.$ExpireYear.$HolderName.$Installments.$SecurityCode;
$AcessHash=MD5($AcessHash.$UserSecurityCode);

$client = new SoapClient($wsdlPath);

$request = array('AccessUser' => $AccessUser
,'AccessPassword' => $AccessPassword
,'AcessHash' => $AcessHash
,'DocumentNumber' => $DocumentNumber
,'Amount' => $Amount
,'Installments' => $Installments
,'CreditCardNumber' => $CreditCardNumber
,'HolderName' => $HolderName
,'ExpireMonth' => $ExpireMonth
,'ExpireYear' => $ExpireYear

 ,'SecurityCode' => $SecurityCode);

$result=$client->CreditCardPaymentApprovalRequest($request);

echo "<br/>";
echo "TransactionStatusCode: " . $result->CreditCardPaymentApprovalRequestResult->TransactionStatusCode . "<br/>";
echo "TransactionStatusDescription: " . $result->CreditCardPaymentApprovalRequestResult->TransactionStatusDescription . "<br/>";
echo "Result: " . $result->CreditCardPaymentApprovalRequestResult->Result . "<br/>";
echo "TransactionID: " . $result->CreditCardPaymentApprovalRequestResult->TransactionID . "<br/>";
echo "MaskedCreditCardNumber: " . $result->CreditCardPaymentApprovalRequestResult->MaskedCreditCardNumber . "<br/>";
echo "AvsResult: " . $result->CreditCardPaymentApprovalRequestResult->AvsResult . "<br/>";
echo "ErrorCode: " . $result->CreditCardPaymentApprovalRequestResult->ErrorCode . "<br/>";
echo "ErrorDescription: " . $result->CreditCardPaymentApprovalRequestResult->ErrorDescription . "<br/>";

}

catch (SoapFault $sf)
{

echo "faultstring:". $sf->faultstring;
}

?>