HTTP Error 500.19 - Internal Server Error on server not locally - Stack Overflow
Windows 10 - HTTP Error 500.19 - Internal Server Error - Stack Overflow
How to debug HTTP error 500.19 internal server error?
HTTP Error 500.19 Internal Server Error The requested page cannot be accessed because the related configuration data for the page is invalid. - Connected Programmer
An error occurred...500.19 - Internal Server Error ... 0x800700b7 ... There is a duplicate 'system.web.extensions/scripting/scriptResourceHandler' section defined" when launching Controller (10.2.1 or earlier) caused by using .NET 4.0