Solved] HTTP Error 500.19 - Internal Server Error The requested page cannot be accessed because the related configuration data for the page is invalid
HTTP Error 500.19 - Internal Server Error in IIS Express? - Stack Overflow
HTTP Error 500.19 - Internal Server Error - 0x80070005
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
asp.net - HTTP Error 500.19 - Internal Server Error in IIS Express? - Stack Overflow
c# - HTTP Error 500.19 - Internal Server Error when hosting on IIS - Stack Overflow