C # will post json data sent to the server and the response returns a json data code go wrong respon-CodePudding

 ServicePointManager. ServerCertificateValidationCallback +=RemoteCertificateValidate; 
ServicePointManager. SecurityProtocol=SecurityProtocolType. Tls; 
Encoding Encoding.=Encoding UTF8; 
HttpWebRequest request=(HttpWebRequest) WebRequest. Create (url); 
Request. The Method="POST"; 
Request. Accept="application/json, text/javascript, */*; Q=0.01 "; 
//request. ContentType="application/x - WWW - form - urlencoded; Charset=utf-8 "; 
Request. ContentType="application/json"; 
Byte [] buffer=encoding. GetBytes (body); 
Request. ContentLength=buffer. Length; 
Request. GetRequestStream (.) Write (buffer, 0, buffer. Length); 
HttpWebResponse response=(HttpWebResponse) request. The method GetResponse (); 
//HttpWebResponse response=request. The method GetResponse () as HttpWebResponse; 
Using (StreamReader reader=new StreamReader (response. GetResponseStream (), Encoding, UTF8)) 
{
HttpStatusCode cc=response. StatusCode; 
Console. WriteLine (" HttpStatusCode -- -- -- -- -- -- -- -- -- -- "+ cc. The ToString ()); 
Return reader. ReadToEnd (); 
}

In this code: HttpWebResponse response=(HttpWebResponse) request. The method GetResponse ();
Error: System.Net.WebException: "remote server returns an error: (500) internal server error"
Survey didn't understand, one day, for help

CodePudding user response:

https://www.cnblogs.com/gygang/p/8950143.html
https://blog.csdn.net/cdb104/article/details/80507580
Give you two reference
500 could be the server, it is possible that the parameter problem