@UberGoober - fired up an error for me - think it may be due to missing resource.
Error —
Error in call to setup():
Documents/Cardea%20Survivors%20Redux/Field.lua:11: sol: cannot set (new_index) into this object: no defined new_index operation on usertype
stack traceback:
[C]: in metamethod ‘newindex’
Documents/Cardea%20Survivors%20Redux/Field.lua:11: in function ‘base.createTileset’
Documents/Cardea%20Survivors%20Redux/Main.lua:7: in function ‘base.setup’
…F46/Codea.app/Frameworks/LuaKit.framework/trampoline.lua:10: in function ‘base.__setup’