HTTP Error 404.3 - Not Found/ Web service problems

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.

Open Control Panel

  Programs\Turn Windows Features on or off

    Internet Information Services

      World Wide Web Services

        Application development Features

          ASP.Net <-- check mark here

Then run the “C:\Windows\Microsoft.NET\Framework64\v2.0.50727\aspnet_regiis.exe” in CMD admin mode

 

C:\> C:\Windows\Microsoft.NET\Framework64\v2.0.50727\aspnet_regiis –ir

C:\> C:\Windows\Microsoft.NET\Framework64\v2.0.50727\aspnet_regiis -i