title: SSRS Web Service LoadReport() Exception Being Thrown
body: <p>I am getting the following exception when calling the LoadReport() method of the ReportExecutionService2005 web service provided by SSRS 2005;</p>
  
  <p>System.Web.Services.Protocols.SoapException: Server did not recognize the value of HTTP Header SOAPAction</p>
  
  <p>Any ideas what may cause this? My C# code looks like this;</p>
  
  <pre><code>string _reportName = "/FolderName/ReportName";
  string _historyID = null;
  WebServiceProxy.RSExec.ExecutionInfo _executionInfo = null;
  
  _executionInfo = rsExec.LoadReport(_reportName, _historyID);
  </code></pre>
  
  <p>All the credentials are set using;</p>
  
  <pre><code>System.Net.CredentialCache.DefaultCredentials;
  </code></pre>