问CrmImpersonator和IFD

EN

'Microsoft.Crm.WebServices.Crm2007.CookieAndSoapHeaderAuthenticationProvider, Microsoft.Crm.WebServices, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35' doesn't exist.
Parameter name: Microsoft.Crm.WebServices.Crm2007.CookieAndSoapHeaderAuthenticationProvider, Microsoft.Crm.WebServices, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35 
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code. 

Exception Details: System.ArgumentException: 'Microsoft.Crm.WebServices.Crm2007.CookieAndSoapHeaderAuthenticationProvider, Microsoft.Crm.WebServices, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35' doesn't exist.
Parameter name: Microsoft.Crm.WebServices.Crm2007.CookieAndSoapHeaderAuthenticationProvider, Microsoft.Crm.WebServices, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35

public string orgname;
public string crmurl;
public string metaurl;
public bool offline;

protected void Page_Load(object sender, EventArgs e)
{
    #region CRM URLs and Organization Name

    //Determine Offline State from Host Name
    if (Request.Url.Host.ToString() == "127.0.0.1")
    {
        #region offline
        offline = true;

        //Retrieve the Port and OrgName from the Registry
        //RegistryKey regkey = Registry.CurrentUser.OpenSubKey("Software\\Microsoft\\MSCRMClient");
        //orgname = regkey.GetValue("ClientAuthOrganizationName").ToString();
        string portnumber = regkey.GetValue("CassiniPort").ToString();

        //Construct the URLs
        string baseurl = "http://localhost:" + portnumber + "/mscrmservices/2007/";
        crmurl = baseurl + "crmservice.asmx";
        metaurl = baseurl + "metadataservice.asmx";
        #endregion
    }
    else
    {
        offline = false;

        //Retrieve the URLs from the Registry
        //RegistryKey regkey = Registry.LocalMachine.OpenSubKey("SOFTWARE\\Microsoft\\MSCRM");
        //string ServerUrl = regkey.GetValue("ServerUrl").ToString();
        string ServerUrl = "http://192.168.1.152:5555/MSCRMServices";
        crmurl = ServerUrl + "/2007/crmservice.asmx";
        metaurl = ServerUrl + "/2007/metadataservice.asmx";
        Response.Write("ServerURL " + ServerUrl + "<br>");
        Response.Write("CRMURL:   " + crmurl + "<br>");
        Response.Write("MetaURL:  " + metaurl + "<br>");

        //Retrieve the Query String from the current URL
        if (Request.QueryString["orgname"] == null)
        {
            orgname = string.Empty;
        }
        else
        {
            //Query String
            string orgquerystring = Request.QueryString["orgname"].ToString();
            if (string.IsNullOrEmpty(orgquerystring))
            {
                orgname = string.Empty;
            }
            else
            {
                orgname = orgquerystring;
            }

        }

        if (string.IsNullOrEmpty(orgname))
        {
            //Windows Auth URL
            if (Request.Url.Segments[2].TrimEnd('/').ToLower() == "isv")
            {
                orgname = Request.Url.Segments[1].TrimEnd('/').ToLower();
            }

            //IFD URL
            if (string.IsNullOrEmpty(orgname))
            {
                string url = Request.Url.ToString().ToLower();
                int start = url.IndexOf("://") + 3;
                orgname = url.Substring(start, url.IndexOf(".") - start);
            }
        }
        Response.Write(orgname + "<br>");
    }

    #endregion
}