WP8 HttpWebRequest總是返回NotFound訪問Scoreoid

我想使用Windows Phone 8模擬器訪問Scoreoid API上的身份驗證。但我在這裏沒有任何成功。我不得不說，儘管Http不是我的事情，並希望有人在這裏可能會發現我的代碼有任何問題！我不斷收到「遠程服務器返回錯誤：NOTFOUND用下面的代碼：WP8 HttpWebRequest總是返回NotFound訪問Scoreoid

堆棧跟蹤：

at System.Net.Browser.AsyncHelper.BeginOnUI(SendOrPostCallback beginMethod, Object state) at System.Net.Browser.ClientHttpWebRequest.EndGetResponse(IAsyncResult asyncResult) at ContosoSocial.OpenXLive.<>c__DisplayClass4.<>c__DisplayClass6.b__2(IAsyncResult state)

   string baseUri = "https://api.scoreoid.com/v1/getPlayer"; 
     HttpWebRequest webRequest = (HttpWebRequest)HttpWebRequest.Create(baseUri); 
     webRequest.Method = "POST"; 
     // What we are sending 
     string postData = String.Format("api_key={0}&game_id={1}&response={2}&username={3}", 
       HtmlEncode(apiKey), 
       HtmlEncode(gameID), 
       HtmlEncode("XML"), 
       HtmlEncode(name)); 

     // Turn our request string into a byte stream 
     byte[] postBuffer = Encoding.UTF8.GetBytes(postData); 
     // This is important - make sure you specify type this way 
     webRequest.ContentType = "application/x-www-form-urlencoded"; 
     int timeoutInterval = 30000; 
     DateTime requestDate = DateTime.Now; 
     Timer timer = new Timer(
     (state) => 
     { 
      if ((DateTime.Now - requestDate).TotalMilliseconds >= timeoutInterval) 
       webRequest.Abort(); 
     }, null, TimeSpan.Zero, TimeSpan.FromMilliseconds(1000)); 
     //webRequest.ContentLength = postBuffer.Length; 
     //webRequest.KeepAlive = false; 
     //webRequest.ProtocolVersion = HttpVersion.Version10; 
     try 
     { 
      webRequest.BeginGetRequestStream(
      requestAsyncResult => 
      { 
       try 
       { 
        HttpWebRequest request = ((HttpWebRequest)((object[])requestAsyncResult.AsyncState)[0]); 
        byte[] buffer = ((byte[])((object[])requestAsyncResult.AsyncState)[1]); 
        Stream requestStream = request.EndGetRequestStream(requestAsyncResult); 
        requestStream.Write(buffer, 0, buffer.Length); 
        requestStream.Close(); 

        requestDate = DateTime.Now; 

        request.BeginGetResponse((state) => 
        { 
         timer.Change(Timeout.Infinite, Timeout.Infinite); 
         HttpWebResponse response = null; 
         try 
         { 
          Debug.WriteLine("Before call to response = HttpWebResponse: "); 
          response = (HttpWebResponse)((HttpWebRequest)state.AsyncState).EndGetResponse(state); 
          Debug.WriteLine("HttpWebResponse: " + response); 
          if (response.StatusCode == HttpStatusCode.OK) 
          { 
           // If the request success, then call the success callback 
           // or the failed callback by reading the response data 
           using (Stream stream = response.GetResponseStream()) 
           { 
            try 
            { 
             XDocument xdoc = XDocument.Load(stream); 
             // Data contains error notification. 
             if (xdoc.Root.Name == "error") 
              throw new InvalidOperationException(xdoc.Root.Value); 
             //success(xdoc); 
            } 
            catch (Exception ex) 
            { 
             //failed(ex.Message); 
            } 
            stream.Close(); 
           } 
          } 
          else 
          { 
           // If the request fails, then call the failed callback 
           // to notfiy the failing status description of the request 
           //failed(response.StatusDescription); 
           Debug.WriteLine("Exception: " + response); 
          } 
         } 
         catch (Exception ex) 
         { 
          // If the request fails, then call the failed callback 
          // to notfiy the failing status description of the request 
          //failed("Unknown HTTP error."); 
          Debug.WriteLine("Exception1: " + ex.Source); 
         } 
         finally 
         { 
          request.Abort(); 
          if (response != null) 
           response.Close(); 
         } 
        }, request); 
       } 
       catch (Exception ex) 
       { 
        // Raise an error in case of exception 
        // when submitting a request 
        //failed("Unknown HTTP error."); 
        Debug.WriteLine("exception2 " + ex.Message); 
       } 
      }, new object[] { webRequest, postBuffer }); 
     } 
     catch (Exception ex) 
     { 
      // Raise an error in case of exception 
      // when submitting a request 
      //failed("Unknown HTTP error."); 
      Debug.WriteLine("Exception3 " + ex.Message); 
     } 
    }

代碼總是用下面的結束了在exception1塊該消息：