diff --git a/apps/iot/include/iot.hrl b/apps/iot/include/iot.hrl
index dade9f3..0aa5206 100644
--- a/apps/iot/include/iot.hrl
+++ b/apps/iot/include/iot.hrl
@@ -95,7 +95,7 @@
 
 %% 北向数据
 -record(north_data, {
-    id :: integer(),
+    id = 0 :: integer(),
     location_code :: binary(),
     body :: binary()
 }).
\ No newline at end of file
diff --git a/apps/iot/src/http_handler/endpoint_handler.erl b/apps/iot/src/http_handler/endpoint_handler.erl
index ba77a9a..e774f96 100644
--- a/apps/iot/src/http_handler/endpoint_handler.erl
+++ b/apps/iot/src/http_handler/endpoint_handler.erl
@@ -84,10 +84,10 @@ handle_request("POST", "/endpoint/delete", _, #{<<"name">> := Name}) when is_bin
                     {ok, 200, iot_util:json_error(404, <<"endpoint not found">>)};
                 Pid ->
                     iot_endpoint:clean_up(Pid),
-                    iot_endpoint_sup:delete_endpoint(Name)
-            end,
+                    iot_endpoint_sup:delete_endpoint(Name),
 
-            {ok, 200, iot_util:json_data(<<"success">>)};
+                    {ok, 200, iot_util:json_data(<<"success">>)}
+            end;
         {error, Reason} ->
             lager:debug("[endpoint_handler] delete endpoint id: ~p, get error is: ~p", [Name, Reason]),
             {ok, 200, iot_util:json_error(404, <<"error">>)}
diff --git a/apps/iot/src/iot_endpoint.erl b/apps/iot/src/iot_endpoint.erl
index b58494e..ee67f98 100644
--- a/apps/iot/src/iot_endpoint.erl
+++ b/apps/iot/src/iot_endpoint.erl
@@ -89,12 +89,16 @@ init([Endpoint = #endpoint{name = Name}]) ->
 
     %% 创建转发器, 避免阻塞当前进程的创建，因此采用了延时初始化的机制
     erlang:start_timer(0, self(), create_postman),
-    %% 创建自己的队列数据库表
-    TabName = binary_to_atom(<<"queue_data:", Name/binary>>),
-    %% 如果表已经存在需要等待表数据加载完成
-    mnesia_queue:ensure_queue(TabName),
+    try
+        %% 创建自己的队列数据库表
+        TabName = binary_to_atom(<<"queue_data:", Name/binary>>),
+        mnesia_queue:ensure_queue(TabName),
 
-    {ok, disconnected, #state{endpoint = Endpoint, tab_name = TabName, postman_pid = undefined}}.
+        {ok, disconnected, #state{endpoint = Endpoint, tab_name = TabName, postman_pid = undefined}}
+    catch _:Error ->
+        lager:warning("[iot_endpoint] endpoint: ~p, init get error: ~p", [Name, Error]),
+        ignore
+    end.
 
 %% @private
 %% @doc This function is called by a gen_statem when it needs to find out
diff --git a/apps/iot/src/iot_endpoint_monitor.erl b/apps/iot/src/iot_endpoint_monitor.erl
index a6c9e85..fa1d546 100644
--- a/apps/iot/src/iot_endpoint_monitor.erl
+++ b/apps/iot/src/iot_endpoint_monitor.erl
@@ -56,7 +56,7 @@ init([]) ->
     mnesia:subscribe({table, endpoint, simple}),
     ets:new(endpoint_cache, [public, set, named_table, {keypos, 1}]),
     %% 加载信息到缓存中
-    load_endpoints(),
+    catch load_endpoints(),
     {ok, #state{}}.
 
 %% @private
@@ -87,13 +87,13 @@ handle_cast(_Request, State = #state{}) ->
     {noreply, NewState :: #state{}} |
     {noreply, NewState :: #state{}, timeout() | hibernate} |
     {stop, Reason :: term(), NewState :: #state{}}).
-handle_info({mnesia_table_event, {delete, {endpoint, Name}, Tid}}, State = #state{}) ->
+handle_info({mnesia_table_event, {delete, {endpoint, Name}, Tid}}, State) ->
     lager:debug("[iot_endpoint_monitor] delete_event endpoint name: ~p, tid: ~p", [Name, Tid]),
     iot_endpoint_sup:delete_endpoint(Name),
-    load_endpoints(),
+    catch load_endpoints(),
 
     {noreply, State};
-handle_info({mnesia_table_event, {write, Endpoint = #endpoint{name = Name}, Tid}}, State = #state{}) ->
+handle_info({mnesia_table_event, {write, Endpoint = #endpoint{name = Name}, Tid}}, State) ->
     lager:debug("[iot_endpoint_monitor] write_event new endpoint: ~p, tid: ~p", [Endpoint, Tid]),
     case iot_endpoint:get_pid(Name) of
         undefined ->
@@ -102,7 +102,7 @@ handle_info({mnesia_table_event, {write, Endpoint = #endpoint{name = Name}, Tid}
         Pid when is_pid(Pid) ->
             iot_endpoint:reload(Pid, Endpoint)
     end,
-    load_endpoints(),
+    catch load_endpoints(),
 
     {noreply, State}.
 
diff --git a/apps/iot/src/mnesia/mnesia_endpoint.erl b/apps/iot/src/mnesia/mnesia_endpoint.erl
index 126e0e3..34828be 100644
--- a/apps/iot/src/mnesia/mnesia_endpoint.erl
+++ b/apps/iot/src/mnesia/mnesia_endpoint.erl
@@ -24,8 +24,7 @@ get_all_endpoints() ->
     case mnesia:transaction(Fun) of
         {atomic, Endpoints} ->
             Endpoints;
-        {aborted, Reason} ->
-            lager:warning("[mnesia_endpoint] get_all_endpoints get a error: ~p", [Reason]),
+        {aborted, _} ->
             []
     end.
 
diff --git a/apps/iot/src/mocker/eval_test.erl b/apps/iot/src/mocker/eval_test.erl
index a7963b0..0268655 100644
--- a/apps/iot/src/mocker/eval_test.erl
+++ b/apps/iot/src/mocker/eval_test.erl
@@ -19,7 +19,7 @@ test() ->
     {ok, Tokens, _} = erl_scan:string(binary_to_list(Content)),
     {ok, ExprList} = erl_parse:parse_exprs(Tokens),
 
-    {value, F, NewBindings} = erl_eval:exprs(ExprList, []),
+    {value, F, _NewBindings} = erl_eval:exprs(ExprList, []),
     F(#{name => <<"test">>}).
 
 
diff --git a/apps/iot/src/mocker/iot_endpoint_mocker.erl b/apps/iot/src/mocker/iot_endpoint_mocker.erl
deleted file mode 100644
index 179c2a5..0000000
--- a/apps/iot/src/mocker/iot_endpoint_mocker.erl
+++ /dev/null
@@ -1,119 +0,0 @@
-%%%-------------------------------------------------------------------
-%%% @author aresei
-%%% @copyright (C) 2023, <COMPANY>
-%%% @doc
-%%%
-%%% @end
-%%% Created : 05. 7月 2023 23:22
-%%%-------------------------------------------------------------------
--module(iot_endpoint_mocker).
--author("aresei").
-
--behaviour(gen_server).
-
-%% API
--export([start_link/0, test/0]).
-
-%% gen_server callbacks
--export([init/1, handle_call/3, handle_cast/2, handle_info/2, terminate/2, code_change/3]).
-
--define(SERVER, ?MODULE).
-
--record(state, {
-
-}).
-
-%%%===================================================================
-%%% API
-%%%===================================================================
-
-test() ->
-    {ok, Pid} = start_link(),
-    Data = #{
-        <<"name">> => <<"anlicheng">>
-    },
-    gen_server:cast(Pid, {forward, Data}),
-    ok.
-
-
-%% @doc Spawns the server and registers the local name (unique)
--spec(start_link() ->
-    {ok, Pid :: pid()} | ignore | {error, Reason :: term()}).
-start_link() ->
-    gen_server:start_link(?MODULE, [], []).
-
-%%%===================================================================
-%%% gen_server callbacks
-%%%===================================================================
-
-%% @private
-%% @doc Initializes the server
--spec(init(Args :: term()) ->
-    {ok, State :: #state{}} | {ok, State :: #state{}, timeout() | hibernate} |
-    {stop, Reason :: term()} | ignore).
-init([]) ->
-    {ok, #state{}}.
-
-%% @private
-%% @doc Handling call messages
--spec(handle_call(Request :: term(), From :: {pid(), Tag :: term()},
-    State :: #state{}) ->
-    {reply, Reply :: term(), NewState :: #state{}} |
-    {reply, Reply :: term(), NewState :: #state{}, timeout() | hibernate} |
-    {noreply, NewState :: #state{}} |
-    {noreply, NewState :: #state{}, timeout() | hibernate} |
-    {stop, Reason :: term(), Reply :: term(), NewState :: #state{}} |
-    {stop, Reason :: term(), NewState :: #state{}}).
-handle_call(_Request, _From, State = #state{}) ->
-    {reply, ok, State}.
-
-%% @private
-%% @doc Handling cast messages
--spec(handle_cast(Request :: term(), State :: #state{}) ->
-    {noreply, NewState :: #state{}} |
-    {noreply, NewState :: #state{}, timeout() | hibernate} |
-    {stop, Reason :: term(), NewState :: #state{}}).
-handle_cast({forward, Data}, State = #state{}) ->
-    Name = <<"zhongguodianli">>,
-    Pid = iot_endpoint:get_pid(Name),
-    Body = jiffy:encode(Data),
-
-    iot_endpoint:forward(Pid, <<"abc123">>, Body),
-
-    erlang:start_timer(5000, self(), {resend, Pid, Body, 1}),
-
-    {noreply, State}.
-
-%% @private
-%% @doc Handling all non call/cast messages
--spec(handle_info(Info :: timeout() | term(), State :: #state{}) ->
-    {noreply, NewState :: #state{}} |
-    {noreply, NewState :: #state{}, timeout() | hibernate} |
-    {stop, Reason :: term(), NewState :: #state{}}).
-handle_info({timeout, _, {resend, Pid, Body, Id}}, State = #state{}) ->
-    iot_endpoint:forward(Pid, <<"abc123">>, jiffy:encode(#{<<"id">> => Id})),
-    erlang:start_timer(5000, self(), {resend, Pid, Body, Id + 1}),
-
-    {noreply, State}.
-
-%% @private
-%% @doc This function is called by a gen_server when it is about to
-%% terminate. It should be the opposite of Module:init/1 and do any
-%% necessary cleaning up. When it returns, the gen_server terminates
-%% with Reason. The return value is ignored.
--spec(terminate(Reason :: (normal | shutdown | {shutdown, term()} | term()),
-    State :: #state{}) -> term()).
-terminate(_Reason, _State = #state{}) ->
-    ok.
-
-%% @private
-%% @doc Convert process state when code is changed
--spec(code_change(OldVsn :: term() | {down, term()}, State :: #state{},
-    Extra :: term()) ->
-    {ok, NewState :: #state{}} | {error, Reason :: term()}).
-code_change(_OldVsn, State = #state{}, _Extra) ->
-    {ok, State}.
-
-%%%===================================================================
-%%% Internal functions
-%%%===================================================================