SilverLight ve WPF 'den webservis'e erişirken ilk aşamada aşağıdaki hata benzeri hata alabilirsiniz.

 

ISS'in wwwroot  klasörüne aşağıdaki isimlerdeki dosyaları oluşturun. (varsayılan yol: C:\inetpub\wwwroot )

 

 

<?xml version="1.0" encoding="utf-8"?>
<access-policy>
  <cross-domain-access>
    <policy>
      <allow-from http-request-headers="SOAPAction">
        <domain uri="*"/>
      </allow-from>
      <grant-to>
        <resource path="/" include-subpaths="true"/>
      </grant-to>
    </policy>
  </cross-domain-access>
</access-policy>

 

 

<?xml version="1.0"?>
<!DOCTYPE cross-domain-policy SYSTEM "http://www.macromedia.com/xml/dtds/cross-domain-policy.dtd">
<cross-domain-policy>
  <allow-http-request-headers-from domain="*" headers="SOAPAction,Content-Type"/>
</cross-domain-policy>

 

 

 

akabinde web servis'e erişebilirsiniz.

 

        private void button3_Click(object sender, RoutedEventArgs e)        {            ServiceReference1.WebServiceSoapClient xx = new ServiceReference1.WebServiceSoapClient();            xx.testxCompleted+=new EventHandler<ServiceReference1.testxCompletedEventArgs>(xx_testxCompleted);            xx.testxAsync(textBox1.Text);        }

         void xx_testxCompleted(object sender, ServiceReference1.testxCompletedEventArgs e)        {            if (e.Error == null)            {                textBox1.Text = e.Result;             }            else            {                label1.Content = e.Error.ToString();            }        }