gRPC 0 OK vs 12 UNIMPLEMENTED
Both gRPC 0 (OK) and 12 (UNIMPLEMENTED) belong to the gRPC Status Codes category. 0 indicates that the operation completed successfully. Not an error; returned on success. Meanwhile, 12 means that the operation is not implemented or is not supported/enabled in this service.
描述
The operation completed successfully. Not an error; returned on success.
何时出现
The RPC completed without any issues. This is the expected response for every successful gRPC call.
如何修复
No fix needed — this indicates everything worked correctly.
描述
The operation is not implemented or is not supported/enabled in this service.
何时出现
The client called an RPC method that the server does not implement. This often happens when the client uses a newer proto definition than the server supports.
如何修复
Verify the server version supports the method you're calling. Update the server to implement the missing method, or use an alternative endpoint.
主要区别
gRPC 0: The operation completed successfully. Not an error; returned on success.
gRPC 12: The operation is not implemented or is not supported/enabled in this service.
You encounter 0 when the RPC completed without any issues. This is the expected response for every successful gRPC call.
You encounter 12 when the client called an RPC method that the server does not implement. This often happens when the client uses a newer proto definition than the server supports.
何时使用哪个
For 0 (OK): No fix needed — this indicates everything worked correctly. For 12 (UNIMPLEMENTED): Verify the server version supports the method you're calling. Update the server to implement the missing method, or use an alternative endpoint.