远程服务器返回错误: (411) 所需的长度 这是什么错误??
HttpWebRequest request = HttpWebRequest.Create("http://192.168.0.1:81/") as HttpWebRequest;
request.Method = "POST";
WebResponse response = request.GetResponse();
断点执行到这句“WebResponse response = request.GetResponse();”就报上面的错~~~