远程服务器返回错误:(500)内部服务器错误

问题描述

请提出更正VB代码的建议.

项目要求:通过Web服务与maximo进行通信以加载
数据，即将带有数据的请求xml发布到maximo并从
获取响应maximo

通讯方式:与maximo通讯的VB.net代码

功能:VB代码应将受maximo支持的XML文件发布到
给定maximo Web服务URL.

问题:尝试实现以上
时引发异常以下错误
功能.请找到以下错误.

远程服务器返回错误:(500)内部服务器错误


用于通信的代码:

Please advice to correct the VB Code.

Project Requirement: Communicate with maximo through webservices to load
data i.e Post the request xml with data to maximo and get the response from
maximo

Mode of communication: VB.net code to communicate with maximo

Functionality: VB Code should post the maximo supported XML file to the
given maximo Web Services url.

Issue: Below Exception Error is thrown on trying to achieve the above
functionality .Please find below error.

The remote server returned an error: (500) Internal Server Error


Code used to communicate :

Imports System.IO
Imports System.Xml
Imports System.Net

Public Class MainClass

    Shared Sub Main()
        Dim url As String =
"http://122.166.7.149/meaweb/services/PMOASSETINTQRY"

        Dim req As WebRequest = WebRequest.Create(url)
        req.Credentials = CredentialCache.DefaultCredentials


        req.Method = "POST"
        req.ContentType = "text/xml"
        'req.Headers.Add("MI_XMLPROTOCOLREQUEST", "MatrixRouteRequest")
        'req.Headers.Add("MI_XMLPROTOCOLVERSION", "3.2")

        Dim writer As New StreamWriter(req.GetRequestStream())
        Dim reader As New StreamReader("C:\test.xml")

        writer.Write(reader.ReadToEnd())
        Console.WriteLine("Posted to remote server")

        writer.Close()
        reader.Close()

        Dim response As WebResponse = req.GetResponse()
        Dim responseXML As New XmlDocument
        responseXML.Load(response.GetResponseStream())

        Dim twriter As New XmlTextWriter("c:\myresponseVB23.xml",
System.Text.Encoding.UTF8)
        responseXML.WriteTo(twriter)

        twriter.Flush()
        twriter.Close()

        response.GetResponseStream().Close()
        req.GetRequestStream().Close()
    End Sub ' Main

End Class

推荐答案

<system.web><trust level="Full" /> ...</system.web>

希望对您有所帮助.

Hope it will help..

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