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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _handle_satosa_authentication_error(self, error):
 """ Sends a response to the requester about the error :type error: satosa.exception.SATOSAAuthenticationError :rtype: satosa.response.Response :param error: The exception :return: response """

        context = Context()
        context.state = error.state
        frontend = self.module_router.frontend_routing(context)
        return frontend.handle_backend_error(error)