title: What is this error (extension configuration) in IIS web server?
body: <p>When I start my website on local IIS server (on Windows 7) .. I get this error message </p>
  
  <pre><code>HTTP Error 404.3 - Not Found
  The page you are requesting cannot be served because of the extension configuration. If the page is a script, add a handler. If the file should be downloaded, add a MIME map.
  
  Detailed Error Information
  Module StaticFileModule
  Notification ExecuteRequestHandler
  Handler StaticFile
  Error Code 0x80070032
  Requested URL http://localhost:80/Default.aspx
  Physical Path D:\مشروع الويب\comstorFinal\Default.aspx
  Logon Method Anonymous
  Logon User Anonymous
  </code></pre>