TTP error 404.3-not Found The page you requested is not available due to an extended configuration issue. If the page is a script, add a handler. If you should download the file, add a MIME map.

Solution One:

Control Panel-turn on or turn off Windows features-Internet Information Services-Web services-application development features.

Tick on ". NET extensibility" and "ASP." And after saving, restart the IIS server.

Then locate the Visual Studio 2005 command prompt tool. Then run as administrator, enter the command

Aspnet_regiis-i

If you can successfully display ASP <2.0.50727> installation complete

Solution Two:

You can download files on the line by MIME type settings below the site.

TTP error 404.3-not Found The page you requested is not available due to an extended configuration issue. If the page is a script, add a handler. If you should download the file, add a MIME map.