This article will guide us on steps to fix #IIS #error 500.19. To fix the error, we verify the user permissions and make sure the ASP.NET version is right.
The error 500.19 is an internal server error often occurring on a server using Microsoft IIS software. It indicates that the configuration data for the page is invalid.
To solve the issue, delete the malformed XML element from the Web.config file or from the ApplicationHost.config file.