cannot list collections

[StevenSama]

milvus_cli > list collections RPC error: [get_flush_state], <MilvusException: (code=1, message=<_MultiThreadedRendezvous of RPC that terminated with: status = StatusCode.UNIMPLEMENTED details = "unknown method GetFlushState for service milvus.proto.milvus.MilvusService" debug_error_string = "{"created":"@1666148548.564490129","description":"Error received from peer ipv4:10.65.246.44:19530","file":"src/core/lib/surface/call.cc","file_line":966,"grpc_message":"unknown method GetFlushState for service milvus.proto.milvus.MilvusService","grpc_status":12}"

)>, <Time:{'RPC start': '2022-10-19 11:02:28.561799', 'RPC error': '2022-10-19 11:02:28.564587'}> RPC error: [flush], <MilvusException: (code=1, message=<_MultiThreadedRendezvous of RPC that terminated with: status = StatusCode.UNIMPLEMENTED details = "unknown method GetFlushState for service milvus.proto.milvus.MilvusService" debug_error_string = "{"created":"@1666148548.564490129","description":"Error received from peer ipv4:10.65.246.44:19530","file":"src/core/lib/surface/call.cc","file_line":966,"grpc_message":"unknown method GetFlushState for service milvus.proto.milvus.MilvusService","grpc_status":12}" )>, <Time:{'RPC start': '2022-10-19 11:02:28.557890', 'RPC error': '2022-10-19 11:02:28.564687'}> <MilvusException: (code=1, message=<_MultiThreadedRendezvous of RPC that terminated with: status = StatusCode.UNIMPLEMENTED details = "unknown method GetFlushState for service milvus.proto.milvus.MilvusService" debug_error_string = "{"created":"@1666148548.564490129","description":"Error received from peer ipv4:10.65.246.44:19530","file":"src/core/lib/surface/call.cc","file_line":966,"grpc_message":"unknown method GetFlushState for service milvus.proto.milvus.MilvusService","grpc_status":12}"

milvus cluster 2.1.4 cli version 0.3.0