Hello! Hard crashes ("runner exited with non-zero status") and a good chunk of performance oddities come from instabilities GameMaker Studio 2.3 itself. These are being fixed up in 2.3.1 beta so consider trying that.
Hello! Hard crashes ("runner exited with non-zero status") and a good chunk of performance oddities come from instabilities GameMaker Studio 2.3 itself. These are being fixed up in 2.3.1 beta so consider trying that.