API Reference > imodeljs-common > RpcInterface > RpcProtocolEvent RpcProtocolEvent Enumeration RPC protocol event types. Members Name Value Description RequestCreated 0 ResponseLoaded 1 ResponseLoading 2 ConnectionErrorReceived 3 UnknownErrorReceived 4 BackendErrorReceived 5 ConnectionAborted 6 RequestReceived 7 BackendResponseCreated 8 BackendReportedPending 9 BackendReportedNotFound 10 BackendErrorOccurred 11 BackendReportedNoContent 12 Defined in core/common/src/rpc/core/RpcConstants.ts Line 20 Last Updated: 29 November, 2022