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from ai2thor.controller import Controller controller = Controller(scene="FloorPlan212") controller.start() while True: controller.step("MoveBack") controller.step("MoveLeft") controller.step("MoveRight") There seems to be a problem here if i hanve "controller.start()",it will be display "File Exists" erros

"controller.start()" This directive can be used before version 2.4.10. I cannot use this directive after version 2.4.10, which directly reports an error File exists

> I believe what is happening is that your first distance measurement is using the `distance` metadata reported by objects. This `distance` value is just the distance between the agent's...