error reading server preface: http2: frame too large

[793383996]

rpc error: code = Unavailable desc = last connection error: connection error: desc = "error reading server preface: http2: frame too large"'

Creating a new API service and encountering an exception when calling RBC, with the environment version being 1.23.

[kevwan]

You might need to set MaxMsgSize of gRPC.

svr.AddOptions(grpc.MaxSendMsgSize(...))
svr.AddOptions(grpc.MaxRecvMsgSize(...))

[793383996]

Thx
The cause of this problem is port reuse but no error warning was reported. It has been solved. Thank you