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I have a controller, that when it is finished doing it''s thing, should always redirect back to the controller that called it. Is there any built-in way to access who the referring controller was? For example A controller calls ControllerB ControllerB does it''s thing and should be able to redirect back to the previous controller, whether it is ControllerA or ControllerC, without know who it was. Is there any default way to do this? Seems like variable with the referring controller and action would be pretty handy. --...