1 files changed, 11 insertions, 11 deletions
diff --git a/src/plugins/platforms/windows/qwindowswindow.cpp b/src/plugins/platforms/windows/qwindowswindow.cpp
index ee9bf9936c..db06525508 100644
--- a/src/plugins/platforms/windows/qwindowswindow.cpp
+++ b/src/plugins/platforms/windows/qwindowswindow.cpp
@@ -1016,17 +1016,17 @@ QWindow *QWindowsWindow::topLevelOf(QWindow *w)
     while (QWindow *parent = w->parent())
         w = parent;
 
-    const QWindowsWindow *ww = static_cast<const QWindowsWindow *>(w->handle());
-
-    // In case the topmost parent is embedded, find next ancestor using native methods
-    if (ww->isEmbedded(0)) {
-        HWND parentHWND = GetAncestor(ww->handle(), GA_PARENT);
-        const HWND desktopHwnd = GetDesktopWindow();
-        const QWindowsContext *ctx = QWindowsContext::instance();
-        while (parentHWND && parentHWND != desktopHwnd) {
-            if (QWindowsWindow *ancestor = ctx->findPlatformWindow(parentHWND))
-                return topLevelOf(ancestor->window());
-            parentHWND = GetAncestor(parentHWND, GA_PARENT);
+    if (const QPlatformWindow *handle = w->handle()) {
+        const QWindowsWindow *ww = static_cast<const QWindowsWindow *>(handle);
+        if (ww->isEmbedded(0)) {
+            HWND parentHWND = GetAncestor(ww->handle(), GA_PARENT);
+            const HWND desktopHwnd = GetDesktopWindow();
+            const QWindowsContext *ctx = QWindowsContext::instance();
+            while (parentHWND && parentHWND != desktopHwnd) {
+                if (QWindowsWindow *ancestor = ctx->findPlatformWindow(parentHWND))
+                    return topLevelOf(ancestor->window());
+                parentHWND = GetAncestor(parentHWND, GA_PARENT);
+            }
         }
     }
     return w;