Debug OFC24 and Optical Controller

                # service handler, so we choose the first one retrieved.

                if len(classes_service_handlers) < 1:

                    raise Exception('Unsupported case: {:s}'.format(str(classes_service_handlers)))

                class_service_handler,_ = classes_service_handlers.values()[0]

                class_service_handler,_ = list(classes_service_handlers.values())[0]

            if class_service_handler.check_media_channel(connection_uuid):

                has_media_channel = True

            else :