diff --git a/src/main.cpp b/src/main.cpp
index c3675eb..23e9075 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -109,7 +109,7 @@ int main(int argc, char* argv[]) {
         DeviceManager device_manager(g_io_context, report_to_mqtt);
         device_manager.load_and_start("../config/devices.json");
 
-        WebServer web_server(monitor, 8080); 
+        WebServer web_server(monitor, device_manager,8080); 
         web_server.start();
 
                 // --- 2. <<< MODIFIED: 设置 Boost.Asio 风格的信号处理器 >>> ---
diff --git a/src/modbus/modbus_master_poller.h b/src/modbus/modbus_master_poller.h
index f0a89b4..31efe0c 100644
--- a/src/modbus/modbus_master_poller.h
+++ b/src/modbus/modbus_master_poller.h
@@ -15,6 +15,7 @@ public:
     ModbusMasterPoller(boost::asio::io_context& io_context,
                        ModbusTcpDeviceConfig config,
                        ReportDataCallback report_cb);
+    ~ModbusMasterPoller();
 
     void start();
     void stop();