I keep getting this error trying to boot the game
___________________________________________
ERROR in action number 1
of Create Event for object <undefined>:
Error attempting to load wad file with unexpected size 7896576 szFORM 3
Looks like an issue on your end. It might be how you downloaded it or extracted it. The error implies something got corrupted or missing after being added to your computer. Could also just be Windows 11 being its usual self.