I already own 1.6.? so I dont know. I recommend you to try out with my free Demo and if something goes wrong, don't hesitate to tell me! Or you just upgrade your Maker and Project version.
I downloaded the demo, added all the files to a brand new project. I am able to launch playtest but every time I enter one of the small "rooms", I get errors like
It could be, yes. When the game crashes, please press F12, go into "console" and make a screenshot of the whole window. I really want to see what goes wrong, I'm sure this problem is solvable.
I think it's more efficient when we write on Discord (see above) or mail (mail@aerosys.blog)