diff --git a/apps/sdlan/src/quic/sdlan_quic_channel.erl b/apps/sdlan/src/quic/sdlan_quic_channel.erl
index f55a520..de630a5 100644
--- a/apps/sdlan/src/quic/sdlan_quic_channel.erl
+++ b/apps/sdlan/src/quic/sdlan_quic_channel.erl
@@ -213,7 +213,8 @@ handle_event(info, {frame, <<?PACKET_POLICY_REQUEST, Body/binary>>}, registered,
             rules = <<1, 80:16, 2, 9090:16>>
         }),
         quic_send(Stream, <<?PACKET_POLICY_REPLY, PolicyResponsePkt/binary>>)
-    end;
+    end,
+    keep_state_and_data;
 
 handle_event(info, {frame, <<?PACKET_PING>>}, _StateName, State = #state{stream = Stream, ping_counter = PingCounter}) ->
     quic_send(Stream, <<?PACKET_PONG>>),
@@ -232,7 +233,7 @@ handle_event(info, {timeout, _, ping_ticker}, _, State = #state{client_id = Clie
     end;
 
 %% 发送指令信息
-handle_event(info, {send_event, EventType, Event}, registered, #state{stream = Stream, client_id = ClientId}) ->
+handle_event(cast, {send_event, EventType, Event}, registered, #state{stream = Stream, client_id = ClientId}) ->
     logger:debug("[sdlan_channel] client_id: ~p, will send eventType: ~p, event: ~p", [ClientId, EventType, Event]),
     quic_send(Stream, <<?PACKET_EVENT, EventType, Event/binary>>),
     keep_state_and_data;
@@ -264,7 +265,11 @@ handle_event(info, {quic_closed, Stream, _Props}, _StateName, State = #state{str
     {stop, connection_closed, State};
 
 handle_event(info, {'EXIT', _, _}, _StateName, State) ->
-    {stop, connection_closed, State}.
+    {stop, connection_closed, State};
+
+handle_event(EventType, Info, StateName, State) ->
+    logger:notice("[sdlan_quic_channel] state_name: ~p, event_type: ~p, info: ~p", [StateName, EventType, Info]),
+    {stop, normal, State}.
 
 %% @private
 %% @doc This function is called by a gen_statem when it is about to
@@ -314,4 +319,9 @@ rsa_encode(PlainText, RsaPubKey) when is_binary(PlainText) ->
 -spec quic_send(Stream :: quicer:stream_handle(), Packet :: binary()) -> no_return().
 quic_send(Stream, Packet) when is_binary(Packet) ->
     Len = byte_size(Packet),
-    {ok, _} = quicer:send(Stream, <<Len:16, Packet/binary>>).
+    case quicer:send(Stream, <<Len:16, Packet/binary>>) of
+        {ok, _} ->
+            ok;
+        {error, Reason} ->
+            exit({quic_send_failed, Reason})
+    end.
\ No newline at end of file