无法访问网络服务？问题是什么 [英] Can't able to access the web servie? what is the problem

问题描述

public static string web Request(string AuthoUserName, string AuthoPassword, string sUserID, string sUserName, string sPlateNo, string sPlateCat, string sPlateCode, string sEmirate, string sCountry, string sCity, string sChessisNo, string sFetchURL)
{
    string str = string.Empty;
    try
    {
        Uri requestUri = new Uri(sFetchURL);
        if (!(requestUri.Scheme == Uri.UriSchemeHttp))
        {
            return str;
        }
        HttpWebRequest request = null;
        request = (HttpWebRequest) WebRequest.Create(requestUri);
        request.Method = "GET";
        request.ContentType = "text/xml;charset=\"utf-8\"";
        string str2 = "<soapenv:envelope xmlns:soapenv="\"http://schemas.xmlsoap.org/soap/envelope/\"" xmlns:ae="\"http://ae.gov.trf.inq.ws.TrafficInquiryService\""><soapenv:header><ae:password>" + AuthoPassword + "</ae:password><ae:username>" + AuthoUserName + "</ae:username></soapenv:header><soapenv:body><ae:getvehicledetails><getvehicledetailsrequest><userid>" + sUserID + "</userid><username>" + sUserName + "</username><plate><plateno>" + sPlateNo + "</plateno><platecategory>" + sPlateCat + "</platecategory><platecode>" + sPlateCode + "</platecode><platesource><emirate>" + sEmirate + "</emirate><country>" + sCountry + "</country><city>" + sCity + "</city></platesource></plate><chassisno>" + sChessisNo + "</chassisno></getvehicledetailsrequest></ae:getvehicledetails></soapenv:body></soapenv:envelope>";
        request.Method = "POST";
        request.ContentType = "application/soap+xml; charset=utf-8";
        request.Headers.Add("SOAPAction:\"\"");
        request.ContentLength = str2.Length;
        StreamWriter writer = new StreamWriter(request.GetRequestStream());
        writer.Write(str2);
        writer.Close();
        StreamReader reader = new StreamReader(request.GetResponse().GetResponseStream());
        while (!reader.EndOfStream)
        {
            str = str + reader.ReadLine();
        }
    }
    catch (WebException exception)
    {
        HttpWebResponse response = null;
        response = (HttpWebResponse) exception.Response;
        StreamReader reader2 = new StreamReader(response.GetResponseStream());
        while (!reader2.EndOfStream)
        {
            str = str + reader2.ReadLine();
        }
    }
    return str;
}

返回远程服务器返回错误（500）内部服务器错误此错误

it's return "the remote server returned an error (500) internal server error" This error

推荐答案

请参阅这些链接

链接1

链接2

Link 3

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