ProximityReaderDiscovery.ContentError.systemBusy An error that indicates the system is busy. Declarationcase systemBusy See AlsoGetting the errorsProximityReaderDiscovery.ContentError.contentNotFoundProximityReaderDiscovery.ContentError.contentDisplayFailedProximityReaderDiscovery.ContentError.notSupportedProximityReaderDiscovery.ContentError.networkUnavailableProximityReaderDiscovery.ContentError.unknown