C#web开发的问题，为何只能在本地web matrix下运行，从explorer访问时出错，有合适的答案马上给分

本地机器名sogankyo
运行http://sogankyo/test.aspx报错，<%@ Page Language="C#" Debug="true" %>
<script runat="server">    void Page_Load()
      {
       Response.Write ("test ...<br />");
       System.Diagnostics.Process.Start(@"C:\Inetpub\wwwroot\a.bat");
       //运行a.bat后会生成result.xls
       Response.Redirect("result.xls");
      }</script>
<html>
<head>
    <title>test</title>
</head>
<body>
    <br />
    c:\nex_dspalog.bat call by test.aspx<br />
    <a href="result.xls">result</a>
    <br />
    <form runat="server">
    </form>
</body>
</html>