Both versions work fine. I was just using 5.2 for my project last week and updated to 5.3 when I released that version. Try loading the engine without a project and creating a fresh one from that screen.
Both versions work fine. I was just using 5.2 for my project last week and updated to 5.3 when I released that version. Try loading the engine without a project and creating a fresh one from that screen.