bunch of unhandled refs (#16919)

* bunch of unhandled refs

* fix that (#6)

code/game/objects/structures/crates_lockers/closets/coffin.dm

@@ -3,7 +3,7 @@
 	desc = "It's a burial receptacle for the dearly departed."
 	icon = 'icons/obj/closets/coffin.dmi'
 
-	icon_state = "closed"
+	icon_state = "closed_unlocked"
 	seal_tool = /obj/item/tool/screwdriver
 	breakout_sound = 'sound/weapons/tablehit1.ogg'
 	closet_appearance = null // Special icon for us

code/game/objects/structures/fitness.dm

@@ -23,7 +23,7 @@
 			flick("[icon_state]_hit", src)
 			playsound(src, 'sound/effects/woodhit.ogg', 25, 1, -1)
 			user.do_attack_animation(src)
-			user.nutrition = user.nutrition - 5
+			user.adjust_nutrition(-5)
 			user.weight -= 0.25 * weightloss_power * (0.01 * user.weight_loss)
 			to_chat(user, span_warning("You [pick(hit_message)] \the [src]."))