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POwhy NotFound error occur in REST services with windows Phone app?
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  1. POwhy NotFound error occur in REST services with windows Phone app?
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    copied!<p>i tried to connect REST web servie from windows phone 8 application.</p> <p>it was working proberly for weeks but after no change in it I get this generic error :</p> <blockquote> <p>System.Net.WebException: The remote server returned an error: NotFound.</p> </blockquote> <p>i tried to test it by online REST Clients and services works properly</p> <p>i tried to handle Exception and parse it as webException by this code :</p> <pre><code> var we = ex.InnerException as WebException; if (we != null) { var resp = we.Response as HttpWebResponse; response.StatusCode = resp.StatusCode; </code></pre> <p>and i get no more information and final response code is : "NotFound"</p> <p>any one have any idea about what may cause this error?</p> <p>there is already a trusted Certificate implemented on the server . the one who has the server suggested to have a DNS entry for the server, this entry should be at the customer DNS or in the phone hosts file .that what i done and worked for awhile but now it doesn't work however i checked that there is no thing changed</p> <p>this is sample for Get Request it works proberly on Windwos Store apps : </p> <pre><code>async Task&lt;object&gt; GetHttps(string uri, string parRequest, Type returnType, params string[] parameters) { try { string strRequest = ConstructRequest(parRequest, parameters); string encodedRequest = HttpUtility.UrlEncode(strRequest); string requestURL = BackEndURL + uri + encodedRequest; HttpWebRequest request = HttpWebRequest.Create(new Uri(requestURL, UriKind.Absolute)) as HttpWebRequest; request.Headers["applicationName"] = AppName; request.Headers["applicationPassword"] = AppPassword; if (AppVersion &gt; 1) request.Headers["applicationVersion"] = AppVersion.ToString(); request.Method = "GET"; request.CookieContainer = cookieContainer; var factory = new TaskFactory(); var getResponseTask = factory.FromAsync&lt;WebResponse&gt;(request.BeginGetResponse, request.EndGetResponse, null); HttpWebResponse response = await getResponseTask as HttpWebResponse; // string s = response.GetResponseStream().ToString(); if (response.StatusCode == HttpStatusCode.OK) { XmlSerializer serializer = new XmlSerializer(returnType); object obj = serializer.Deserialize(response.GetResponseStream()); return obj; } else { var Instance = Activator.CreateInstance(returnType); (Instance as ResponseBase).NetworkError = true; (Instance as ResponseBase).StatusCode = response.StatusCode; return Instance; } } catch (Exception ex) { return HandleException(ex, returnType); } } </code></pre> <p>i tried to monitor connections from Emulator and i found this error in connection :</p> <p>**</p> <blockquote> <p>Authentication failed because the remote party has closed the transport stream.</p> </blockquote> <p>**</p>
 

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