src/logic-scenes/player_controller/player_controller.gd

@@ -241,8 +241,9 @@ func _input(event:InputEvent) -> void:
 			
 		if event.is_action_pressed("collect_memento_ui") or event.is_action_pressed("option_memento_ui"):
 			if focus_ray.is_colliding():
-				if focus_ray.get_collider().has_method("handle"):
-					focus_ray.get_collider().handle(event)
+				var collider := focus_ray.get_collider()
+				if collider is InteractiveSprite:
+					collider.handle(event)
 					get_viewport().set_input_as_handled()
 				
 		if event.is_action_pressed("crouch"):