我需要在C#中使用HttpWebRequest的帮助。以下代码行在本地IIS上运行良好,但是当我上传到远程服务器时,它开始给我"The remote server returned an error:(500) Internal server Error.“。我已经尝试了GET和POST方法的许多变体,但无法弄清楚问题所在。请看一下下面的代码,让我知道这是什么问题。
try
{
string postData = "applicaitonid=abc&deviceid=xyz";
string uri = System.Configuration.ConfigurationManager.AppSettings.Get("baseUrl") + System.Configuration.ConfigurationManager.AppSettings.Get("ABApiPath") + "ConfirmAppBinding/?" + postData;
System.Net.HttpWebRequest request = (System.Net.HttpWebRequest)WebRequest.Create(uri);
request.Method = "POST"; // Set type Post
//request.Method = "GET";
request.UserAgent = Request.UserAgent.ToString();
request.ContentType = @"application/json";
request.MediaType = "application/json";
request.Accept = "application/json";
request.KeepAlive = false;
request.ProtocolVersion = HttpVersion.Version11;
//byte[] buffer = Encoding.GetEncoding("UTF-8").GetBytes(postData);
request.Timeout = 500000; //Increase timeout for testing
Stream reqstr = request.GetRequestStream();
//reqstr.Write(buffer, 0, buffer.Length);
reqstr.Close();
// Read Response
var httpResponse = request.GetResponse();
using (var streamReader = new StreamReader(httpResponse.GetResponseStream()))
{
JavaScriptSerializer jsSerializer = new JavaScriptSerializer();
JsonMessage.message = streamReader.ReadToEnd();
streamReader.Close();
}
}
catch (WebException e)
{
JsonMessage.message = e.Message;
return Json(JsonMessage, JsonRequestBehavior.AllowGet);
}
正如我告诉你的,我使用了默认的GET方法,但它没有解决问题。
发布于 2014-12-10 16:53:43
使用此代码来捕获
catch (WebException e)
{
string pageContent = new StreamReader(wex.Response.GetResponseStream()).ReadToEnd().ToString();
return pageContent;
}
它将显示您所面临的确切错误。
发布于 2019-08-30 18:36:03
您可以使用try和catch块来查找根本原因。
catch (WebException ex)
{
string message = new StreamReader(ex.Response.GetResponseStream()).ReadToEnd();
}
发布于 2013-11-19 06:40:17
我要在黑暗中试一试
会不会是你的查询字符串中有一个拼写错误,当在代码中引用键时,它返回一个空值异常?
{ String postData = "applicaitonid=abc&deviceid=xyz";
}
应该是
{ String postData = "applicationid=abc&deviceid=xyz"; }
https://stackoverflow.com/questions/20059237
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