Error: lib/colour.lua:22: bad argument #1 to 'ipairs' (table expected, got nil)
stack traceback:
	[string "boot.lua"]:777: in function <[string "boot.lua"]:773>
	[C]: in function 'ipairs'
	lib/colour.lua:22: in function 'withAlpha'
	src/states/gameover.lua:75: in function <src/states/gameover.lua:65>
	lib/roomy.lua:83: in function 'emit'
	lib/roomy.lua:90: in function 'enter'
	src/states/game.lua:338: in function '_oncomplete'
	lib/flux.lua:170: in function 'update'
	main.lua:21: in function 'oldCallback'
	lib/roomy.lua:117: in function 'update'
	[string "boot.lua"]:612: in function <[string "boot.lua"]:594>
	[C]: in function 'xpcall'