diff --git a/lib/blue/blue_manage.dart b/lib/blue/blue_manage.dart
index 1eecc7cb..520e4f02 100755
--- a/lib/blue/blue_manage.dart
+++ b/lib/blue/blue_manage.dart
@@ -255,8 +255,8 @@ class BlueManage {
               scanDevices.clear();
               for (final ScanResult scanResult in results) {
                 if (scanResult.advertisementData.serviceUuids.isNotEmpty) {
-                  AppLog.log(
-                      '扫描到的设备：${scanResult.advertisementData.serviceUuids[0].toString()}====${scanResult.advertisementData.advName}');
+                  // AppLog.log(
+                  //     '扫描到的设备：${scanResult.advertisementData.serviceUuids[0].toString()}====${scanResult.advertisementData.advName}');
                 } else {
                   continue;
                 }
@@ -683,6 +683,7 @@ class BlueManage {
       try {
         await bluetoothConnectDevice.connect(
           timeout: 5.seconds,
+          mtu: 512,
         );
         break; // If the connection is successful, break the loop
       } catch (e) {
@@ -716,6 +717,10 @@ class BlueManage {
                 _subScribeToCharacteristic(characteristic);
                 bluetoothConnectionState = BluetoothConnectionState.connected;
                 connectStateCallBack(bluetoothConnectionState!);
+
+                if (Platform.isAndroid) {
+                  await bluetoothConnectDevice.requestMtu(512);
+                }
                 BuglyTool.uploadException(
                     message: '订阅成功  上传记录当前方法是：bluetoothDeviceConnect',
                     detail: '发现服务，连接成功，订阅数据 bluetoothDeviceConnect:${bluetoothConnectDevice.toString()} ',
diff --git a/lib/main/lockDetail/lockDetail/lockDetail_logic.dart b/lib/main/lockDetail/lockDetail/lockDetail_logic.dart
index f1831629..2be53435 100755
--- a/lib/main/lockDetail/lockDetail/lockDetail_logic.dart
+++ b/lib/main/lockDetail/lockDetail/lockDetail_logic.dart
@@ -54,7 +54,6 @@ class LockDetailLogic extends BaseGetXController {
   //节流器，用来限制开锁按钮的触发频率
   FunctionBlocker functionBlocker = FunctionBlocker(duration: const Duration(seconds: 2));
 
-
   // 防抖Timer
   Timer? _openDoorReplyDebounceTimer;
 
@@ -64,7 +63,7 @@ class LockDetailLogic extends BaseGetXController {
     _openDoorReplyDebounceTimer?.cancel();
 
     // 设置新的Timer，200ms后执行
-    _openDoorReplyDebounceTimer = Timer(const Duration(milliseconds: 300), () {
+    _openDoorReplyDebounceTimer = Timer(const Duration(milliseconds: 1500), () {
       _replyOpenLock(reply);
     });
   }
@@ -158,7 +157,7 @@ class LockDetailLogic extends BaseGetXController {
         await uploadElectricQuantityRequest();
 
         resetOpenDoorState();
-        state.animationController!.stop();
+        state.animationController?.stop();
 
         //锁数据更新
         AppLog.log('开锁成功，开始同步所记录:getLockRecordLastUploadDataTime');
@@ -355,7 +354,7 @@ class LockDetailLogic extends BaseGetXController {
   //开门指令失败
   void openDoorError() {
     resetOpenDoorState();
-    state.animationController!.stop();
+    state.animationController?.stop();
     blueManageDisconnect();
   }
 
@@ -364,7 +363,7 @@ class LockDetailLogic extends BaseGetXController {
     state.openLockBtnState.value = 0;
     // state.openDoorBtnisUneable.value = true;
     if (state.animationController != null) {
-      state.animationController!.stop(canceled: true);
+      state.animationController?.stop(canceled: true);
     }
     cancelBlueConnetctToastTimer();
   }
diff --git a/lib/main/lockDetail/lockDetail/lockDetail_page.dart b/lib/main/lockDetail/lockDetail/lockDetail_page.dart
index 50672127..e7d2f9cc 100755
--- a/lib/main/lockDetail/lockDetail/lockDetail_page.dart
+++ b/lib/main/lockDetail/lockDetail/lockDetail_page.dart
@@ -50,15 +50,15 @@ class _LockDetailPageState extends State<LockDetailPage> with TickerProviderStat
   @override
   void initState() {
     state.animationController = AnimationController(duration: const Duration(seconds: 1), vsync: this);
-    state.animationController!.repeat();
+    state.animationController?.repeat();
     //动画开始、结束、向前移动或向后移动时会调用StatusListener
-    state.animationController!.addStatusListener((AnimationStatus status) {
+    state.animationController?.addStatusListener((AnimationStatus status) {
       if (status == AnimationStatus.completed) {
-        state.animationController!.reset();
-        state.animationController!.forward();
+        state.animationController?.reset();
+        state.animationController?.forward();
       } else if (status == AnimationStatus.dismissed) {
-        state.animationController!.reset();
-        state.animationController!.forward();
+        state.animationController?.reset();
+        state.animationController?.forward();
       }
     });
     super.initState();
@@ -813,8 +813,19 @@ class _LockDetailPageState extends State<LockDetailPage> with TickerProviderStat
     );
   }
 
-  //旋转动画
   Widget xhjBuildRotationTransition({required double width, required double height}) {
+    // 只有当 animationController 不为 null 时才显示旋转动画
+    if (state.animationController == null) {
+      return Positioned(
+        child: Image.asset(
+          'images/icon_circle_dotted.png',
+          width: width,
+          height: height,
+          color: state.isOpenPassageMode.value == 1 ? Colors.red : AppColors.mainColor,
+        ),
+      );
+    }
+
     return Positioned(
       child: RotationTransition(
         //设置动画的旋转中心
@@ -832,8 +843,23 @@ class _LockDetailPageState extends State<LockDetailPage> with TickerProviderStat
     );
   }
 
-  //旋转动画
+//旋转动画
   Widget buildRotationTransition({required double width, required double height}) {
+    // 如果动画控制器未初始化，则不显示动画
+    if (state.animationController == null) {
+      return Positioned(
+        child: FlavorsImg(
+          child: Image.asset(
+            state.isOpenPassageMode.value == 1
+                ? 'images/main/icon_main_normallyOpenMode_circle.png'
+                : 'images/main/icon_main_openLockBtn_circle.png',
+            width: width,
+            height: height,
+          ),
+        ),
+      );
+    }
+
     return Positioned(
       child: RotationTransition(
         //设置动画的旋转中心
@@ -1337,7 +1363,7 @@ class _LockDetailPageState extends State<LockDetailPage> with TickerProviderStat
     // }
     state.iSOpenLock.value = true;
     state.openLockBtnState.value = 1;
-    state.animationController!.forward();
+    state.animationController?.forward();
     AppLog.log('点击开锁');
     if (isOpenLockNeedOnline) {
       // 不需要联网
@@ -1366,7 +1392,7 @@ class _LockDetailPageState extends State<LockDetailPage> with TickerProviderStat
     }
     state.iSOpenLock.value = false;
     state.openLockBtnState.value = 1;
-    state.animationController!.forward();
+    state.animationController?.forward();
     EasyLoading.showToast('正在尝试闭锁……'.tr, duration: 1000.milliseconds);
     AppLog.log('长按闭锁');
     if (state.isOpenLockNeedOnline.value == 0) {
@@ -1392,7 +1418,7 @@ class _LockDetailPageState extends State<LockDetailPage> with TickerProviderStat
     state.lockSetOpenOrCloseCheckInRefreshLockDetailWithAttendanceEvent?.cancel();
     state.LockSetChangeSetRefreshLockDetailWithTypeSubscription?.cancel();
     if (state.animationController != null) {
-      state.animationController!.dispose();
+      state.animationController?.dispose();
       state.animationController = null;
     }
     super.dispose();