As there have been several KB articles created for using Microsoft Visual Studio 2017 & 2019 with Gen 8.6 this hub article pulls them all together for easier reference.
Release : 8.6
Component : Gen Build Tool
Third-Party software: Microsoft Visual Studio 2017 and 2019
The KBs are listed in different categories:
Visual Studio Supported versions: Gen 8.6 support of Visual Studio Enterprise
Visual Studio Installation Considerations: Gen 8.6 required MS Visual Studio 2017 or 2019 options
Build Tool configuration: Gen 8.6 Build Tool OPT.VSVERSION Visual Studio 2017 & 2019
Build Tool errors:
Gen Build Tool error "OPT.VSVERSION contains an unknown value ..."
Gen build "HHC.EXE not found in the PATH" - VS 2017 or 2019
Gen 8.6 COM proxy VS 2017 build errors LNK1112 & LNK1181
Gen 8.6 build "RC1015: cannot open include file 'afxres.h'"
Gen™ 8.6 > Technical Requirements > Third-Party Software Version > Compilers
CA Gen Complete (PTF WKS86200), the current base-level PTF version of CA Gen 8.6 for all future PTFs, supports both Visual Studio 2017 & 2019.