１.实例化链码时报错：failed to get discovery service: could not get chConfig cache reference: QueryBlockConfig failed: no channel peers configured for channel [mychannel]
2.failed to create channel client: event service creation failed: could not get chConfig cache reference: QueryBlockConfig failed: queryChaincode failed: Transaction processing for endorser [localhost:8051]: gRPC Transport Status Code: (2) Unknown. Description: access denied: channel [mychannel] creator org [Org1MSP]