GenerateProjectFiles error - so frustrating

[unit23]

Look if this fixes it

[SOLVED] 4.26.2 Source fails with GenerateProjectFiles error

Instead of launching the GenerateProjectFiles.bat from the explorer, but the command line, with GenerateProjectFiles.bat -2019 / starts the build. It may be due to the fact that since VS 2019 the registry is no longer maintained by VS. However, you may find this post here also important [SOLVED] Visual Studio 2019 Source Build -> cmd.exe Access Denied - #3 by unit23