API Reference > imodeljs-common > RpcInterface > RpcProtocolEvent RpcProtocolEvent Enumeration RPC protocol event types. Members Name Value Description BackendErrorOccurred BackendErrorReceived BackendReportedNotFound BackendReportedPending BackendResponseCreated ConnectionAborted ConnectionErrorReceived RequestCreated RequestReceived ResponseLoaded ResponseLoading UnknownErrorReceived Defined in rpc/core/RpcConstants.ts Last Updated: 08 January, 2020