Add ATL Simple Object in Visual Studio 2017

Question

I am working with an old ATL/COM project in Visual Studio 2017.

In previous versions of Visual Studio you could select \"Add Class\" and then select the option \"Add

Answer 1

My experience with Visual Studio 2015 version 15.9.2 is that I had to uncheck Security Development Lifecycle (SDL) checks when I added an ATL Project, otherwise when I add the Simple ATL Object I get a messagebox with the error "did not find a .idl file in project name of my project".