diff --git a/apps/iot/src/iot_endpoint.erl b/apps/iot/src/iot_endpoint.erl
index 385d9df..d17dcb8 100644
--- a/apps/iot/src/iot_endpoint.erl
+++ b/apps/iot/src/iot_endpoint.erl
@@ -121,7 +121,7 @@ callback_mode() ->
 
 %% 重新加载新的终端配置
 handle_event(cast, {reload, NEndpoint}, disconnected, State = #state{endpoint = Endpoint}) ->
-    lager:warning("[iot_endpoint] state_name: disconnected, reload endpoint, old: ~p, new: ~p", [Endpoint, Endpoint, NEndpoint]),
+    lager:warning("[iot_endpoint] state_name: disconnected, reload endpoint, old: ~p, new: ~p", [Endpoint, NEndpoint]),
     {keep_state, State#state{endpoint = NEndpoint}};
 
 handle_event(cast, {reload, NEndpoint = #endpoint{name = Name}}, connected, State = #state{endpoint = Endpoint, timer_map = TimerMap, postman_pid = PostmanPid}) ->
@@ -202,7 +202,7 @@ handle_event(info, {timeout, _, {repost_ticker, NorthData = #north_data{id = Id}
 handle_event(info, {timeout, _, {repost_ticker, _}}, disconnected, State) ->
     {keep_state, State};
 
-handle_event(info, {timeout, _, create_postman}, disconnected, State = #state{endpoint = Endpoint = #endpoint{name = Name}, window_size = WindowSize}) ->
+handle_event(info, {timeout, _, create_postman}, disconnected, State = #state{endpoint = Endpoint = #endpoint{name = Name, config = Config}, window_size = WindowSize}) ->
     lager:debug("[iot_endpoint] endpoint: ~p, create postman", [Name]),
     try
         {ok, PostmanPid} = create_postman(Endpoint),
@@ -210,7 +210,7 @@ handle_event(info, {timeout, _, create_postman}, disconnected, State = #state{en
         Actions = lists:map(fun(_) -> {next_event, info, fetch_next} end, lists:seq(1, WindowSize)),
         {next_state, connected, State#state{endpoint = Endpoint, postman_pid = PostmanPid, timer_map = maps:new(), flight_num = 0}, Actions}
     catch _:Error ->
-        lager:warning("[iot_endpoint] endpoint: ~p, create postman get error: ~p", [Name, Error]),
+        lager:warning("[iot_endpoint] endpoint: ~p, config: ~p, create postman get error: ~p", [Name, Config, Error]),
         erlang:start_timer(?RETRY_INTERVAL, self(), create_postman),
 
         {keep_state, State#state{endpoint = Endpoint, postman_pid = undefined}}