From e12b5a95e714400a9fde760f1a36bc51caf8e346 Mon Sep 17 00:00:00 2001
From: cxh <zxwl@56.com>
Date: Mon, 5 Jan 2026 14:03:24 +0800
Subject: [PATCH] 1

---
 src/mqtt_client_wrapper.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/mqtt_client_wrapper.cpp b/src/mqtt_client_wrapper.cpp
index dbf5bef..6728dd1 100644
--- a/src/mqtt_client_wrapper.cpp
+++ b/src/mqtt_client_wrapper.cpp
@@ -21,6 +21,7 @@ std::mutex g_dispatch_id_mutex;
 
 static std::atomic<bool> g_mqtt_activated{false};
 static std::string g_last_vid;
+static VehicleMQTTTopics g_prev_topics;
 
 static bool try_activate_mqtt()
 {