/obj/screen --> /atom/movable/screen

code/datums/components/crafting/crafting.dm

@@ -5,10 +5,10 @@
 /datum/component/personal_crafting/proc/create_mob_button(mob/user, client/CL)
 	var/datum/hud/H = user.hud_used
 	for(var/huds in H.static_inventory)
-		if(istype(huds, /obj/screen/craft))
+		if(istype(huds, /atom/movable/screen/craft))
 			return
 	//We don't want to be stacking multiple crafting huds on relogs
-	var/obj/screen/craft/C = new()
+	var/atom/movable/screen/craft/C = new()
 	C.icon = H.ui_style
 	H.static_inventory += C
 	CL.screen += C