Method onError

examples/proto_server.cpp:38–41

    }

    void onError(int error, const std::string& category, const std::string& message) override
    {
        std::cout << "Simple protocol session caught an error with code " << error << " and category '" << category << "': " << message << std::endl;
    }

    // Protocol handlers
    void onReceive(const ::simple::DisconnectRequest& request) override { Disconnect(); }