The game is awsome but i got this error at lvl 22

Error

source/days.lua:0: attempt to index field 'denialForm' (a nil value)

Traceback

source/days.lua: in function 'validatePackage' source/entity/package.lua: in function 'checkPass' source/entity/send_belt.lua: in function 'commonCallback' source/entity/send_belt.lua: in function 'ondelete' source/entity/package.lua: in function 'move' source/entity/belt.lua: in function 'tick' source/entity/send_belt.lua: in function 'tick' source/state/gamestate.lua: in function 'update' main.lua: in function 'update' [C]: in function 'xpcall'

i cant play anymore and i like the game very much :((((((

and if you can ad some custom boxes