diff --git a/debian/changelog b/debian/changelog
index 90f04ab71..9928a775f 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+kwin (4:5.24.4-ok6~1212) yangtze; urgency=medium
+
+  * Fix the problem that kwin crashes when the system mode changes
+
+ -- liling <liling@kylinos.cn>  Mon, 12 Dec 2022 16:56:04 +0800
+
 kwin (4:5.24.4-ok6~1207) yangtze; urgency=medium
 
   * fix blur effect on the window corner
diff --git a/src/effects.cpp b/src/effects.cpp
index b5208cb83..0b46e9dc3 100644
--- a/src/effects.cpp
+++ b/src/effects.cpp
@@ -278,26 +278,22 @@ void EffectsHandlerImpl::setDesktopHide(const QString &desktopName)
 
     m_desktopName = desktopName;
 
-    auto list = Workspace::self()->stackingOrder();
-    for (auto window : list) {
-        if (!window->isDeleted()) {
-            auto win = qobject_cast<AbstractClient *> (window);
-            if (win->isDesktop()) {
-                if (TabletManager::self()->tabletMode()) {
-                    if (win->caption() == "ukui-tablet-desktop") {
-                        win->showClient();
-                    } else {
-                        win->hideClient();
-                    }
+    for (const auto& win : Workspace::self()->allClientList()) {
+        if (win->isDesktop()) {
+            if (TabletManager::self()->tabletMode()) {
+                if (win->caption() == "ukui-tablet-desktop") {
+                    win->showClient();
                 } else {
-                    if (win->caption() == "ukui-tablet-desktop") {
-                        win->hideClient();
-                    } else {
-                        win->showClient();
-                    }
+                    win->hideClient();
                 }
-            } 
-        }
+            } else {
+                if (win->caption() == "ukui-tablet-desktop") {
+                    win->hideClient();
+                } else {
+                    win->showClient();
+                }
+            }
+        } 
     }
     Q_EMIT desktopAppearAnimatestart();
 }
diff --git a/src/gesture_follow.cpp b/src/gesture_follow.cpp
index 370aaa4e8..58a93e719 100644
--- a/src/gesture_follow.cpp
+++ b/src/gesture_follow.cpp
@@ -267,10 +267,6 @@ void GestureFollowInputFilter::touchMotion(qint32 id, const QPointF &pos, quint3
         desktopOpacityAnimation(pos.y());
     }
 
-    #ifndef QT_NO_DEBUG
-        qDebug() << "当前手指的位置：" << pos.y() << "唤起多任务视图临近值： " << m_YcriticalValue 
-                 << "任务栏初始位置：" << m_panelOriginYCoordinate;
-    #endif
 
     if (pos.y() > m_YcriticalValue && m_startGestureFollow && m_gestureFollowWindow != nullptr) {
         if(pos.y() > m_panelOriginYCoordinate) {