HTTP Error 404.17: The requested content appears to be script and will not be served by the static file handler


Question: After the HC panel installation the control panel URL throws following error

HTTP Error 404.17 - Not found
The requested content appears to be script and will not be served by the static file handler


Answer:

There could be 2 reasons for such an error
  1. ASP.NET 3.5 & 4.5 version is not installed or it is not enable in the Web Server configuration
  2. The static compression feature in not enable in Web Server Configuration
Please check below the attached screenshots to enable them in the IIS 7.5 or later versions of IIS webserver.