1.11.5.Custom Error Pages

  • 1.Try to throw an exception

     public ActionResult About()
      {
          throw new Exception();

          return View();
      }

  • 2.Edit web.config

    • RemoteOnly: when running on local site, it will turn off 

    <system.web>
  <!--<customErrors mode="RemoteOnly"></customErrors>-->
  <customErrors mode="On">
    <error statusCode="404" redirect="~/404.html"/>
  </customErrors>

  • 3.Add 404.html

    <!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8" />
  <title></title>
</head>
<body>
<h1>Not found</h1>
</body>
</html>

  • 4.Edit web.config

    <system.webServer>
  <httpErrors errorMode="Custom">
    <remove statusCode="404"/>
    <error statusCode="404" path="404.html" responseMode="File"/>
  </httpErrors>
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