diff --git a/apps/iot/src/consumer/iot_zd_consumer.erl b/apps/iot/src/consumer/iot_zd_consumer.erl
index 5a05c02..d4d99e1 100644
--- a/apps/iot/src/consumer/iot_zd_consumer.erl
+++ b/apps/iot/src/consumer/iot_zd_consumer.erl
@@ -234,7 +234,8 @@ publish_directive(#{<<"version">> := Version, <<"location_code">> := LocationCod
         _ ->
             ReceiverPid ! {directive_reply, {error, RawReq, <<"location_code: ", LocationCode/binary, " not found in redis">>}}
     end;
-publish_directive(_Other, RawReq) ->
+publish_directive(Other, RawReq) ->
+    lager:warning("[iot_zd_consumer] get a error message: ~p", [Other]),
     self() ! {directive_reply, {error, RawReq, <<"unknown directive">>}}.
 
 -spec create_consumer(Props :: list()) -> {ok, ConnPid :: pid()} | {error, Reason :: any()}.