diff --git a/apps/iot/src/consumer/iot_zd_consumer.erl b/apps/iot/src/consumer/iot_zd_consumer.erl
index 7577712..3e9a2fb 100644
--- a/apps/iot/src/consumer/iot_zd_consumer.erl
+++ b/apps/iot/src/consumer/iot_zd_consumer.erl
@@ -158,8 +158,21 @@ handle_info({directive_reply, Reply}, State = #state{logger_pid = LoggerPid, fli
     FlightInfo = <<"flight_num: ", (integer_to_binary(FlightNum - 1))/binary>>,
     case Reply of
         {ok, RawReq, DirectiveResult} ->
+            case DirectiveResult of
+                ok ->
+                    iot_logger:write(LoggerPid, [<<"[success]">>, RawReq, <<"OK">>, FlightInfo]);
+                {ok, Response} when is_binary(Response) ->
+                    iot_logger:write(LoggerPid, [<<"[success]">>, RawReq, Response, FlightInfo]);
+                {error, Reason0} ->
+                    Reason = if
+                                 is_atom(Reason0) -> atom_to_binary(Reason0);
+                                 is_binary(Reason0) -> Reason0;
+                                 true ->  <<"Unknow error">>
+                             end,
+                    iot_logger:write(LoggerPid, [<<"[error]">>, RawReq, Reason, FlightInfo])
+            end,
             iot_logger:write(LoggerPid, [<<"[success]">>, RawReq, DirectiveResult, FlightInfo]);
-        {error, RawReq, Error} ->
+        {error, RawReq, Error} when is_binary(Error) ->
             iot_logger:write(LoggerPid, [<<"[error]">>, RawReq, Error, FlightInfo])
     end,
     {noreply, State#state{flight_num = FlightNum - 1}};