some problem of soap client

[miladmovie]

hello
I have this code :

<?php

require('SOAP/Client.php');

   

    $endpoint = 'http://www.webservicex.net/globalweather.asmx?WSDL';


   $client = new SOAP_Client($endpoint);
   $method = 'GetWeather';

   $params = array('CityName' => 'bushehr', 'CountryName' => 'iran');
    $ret = $client ->call($method, $params);
   print_r($ret);
?>

and when I run file i get this error :
http://www.miladmovie.com/php/code/soap/soap_client.php

it exmple of webservicex
http://www.webservicex.net/globalwea...?op=GetWeather

it has to string parameter I have two string parameter

but I got error :

 System.Web.Services.Protocols.SoapException: Server was unable to process request. ---> System.Data.SqlClient.SqlException: Procedure or Function 'getWeather' expects parameter '@CountryName', which was not supplied.
   at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream)
   at System.Data.SqlClient.SqlCommand.ExecuteNonQuery()
   at WebServicex.GlobalWeather.GetWeather(String CityName, String CountryName)

what I do wrong ?

[miladmovie]

excuse me anybody dont know what I do wrong ?
please help me
tnx