diff --git a/src/plugins/platforms/windows/qwindowscontext.cpp b/src/plugins/platforms/windows/qwindowscontext.cpp
index fc2bb30..70546aa 100644
--- a/src/plugins/platforms/windows/qwindowscontext.cpp
+++ b/src/plugins/platforms/windows/qwindowscontext.cpp
@@ -783,9 +783,12 @@ bool QWindowsContext::windowsProc(HWND hwnd, UINT message,
     case QtWindows::InputMethodCloseCandidateWindowEvent:
         // TODO: Release/regrab mouse if a popup has mouse grab.
         return false;
-    case QtWindows::ClipboardEvent:
     case QtWindows::DestroyEvent:
-
+        if (!platformWindow->testFlag(QWindowsWindow::WithinDestroy))
+            qWarning() << platformWindow->window() << "externally destroyed";
+        return false;
+    case QtWindows::ClipboardEvent:
+        return false;
     case QtWindows::UnknownEvent:
         return false;
     case QtWindows::AccessibleObjectFromWindowRequest:
diff --git a/src/plugins/platforms/windows/qwindowswindow.cpp b/src/plugins/platforms/windows/qwindowswindow.cpp
index 44fd97e..1540b94 100644
--- a/src/plugins/platforms/windows/qwindowswindow.cpp
+++ b/src/plugins/platforms/windows/qwindowswindow.cpp
@@ -470,10 +470,14 @@ void WindowCreationData::fromWindow(const QWindow *w, const Qt::WindowFlags flag
     // Parent: Use transient parent for top levels.
     if (popup) {
         flags |= Qt::WindowStaysOnTopHint; // a popup stays on top, no parent.
+        qDebug() << "POP" << w;
     } else if (!embedded) {
-        if (const QWindow *parentWindow = topLevel ? w->transientParent() : w->parent())
+        if (const QWindow *parentWindow = topLevel ? w->transientParent() : w->parent()) {
             parentHandle = QWindowsWindow::handleOf(parentWindow);
+            qDebug() << "TP" << w <<parentHandle ;
+        }
     }
+    qDebug() << w << parentHandle;
 
     if (popup || (type == Qt::ToolTip) || (type == Qt::SplashScreen)) {
         style = WS_POPUP;
@@ -929,6 +933,7 @@ QWindowsWindow::QWindowsWindow(QWindow *aWindow, const WindowData &data) :
 
 QWindowsWindow::~QWindowsWindow()
 {
+    setFlag(WithinDestroy);
 #ifndef Q_OS_WINCE
     if (testFlag(TouchRegistered))
         QWindowsContext::user32dll.unregisterTouchWindow(m_data.hwnd);
@@ -1121,6 +1126,7 @@ QPoint QWindowsWindow::mapFromGlobal(const QPoint &pos) const
 // SetParent, which would make it a real child).
 void QWindowsWindow::updateTransientParent() const
 {
+
 #ifndef Q_OS_WINCE
     // Update transient parent.
     const HWND oldTransientParent =
@@ -1128,6 +1134,7 @@ void QWindowsWindow::updateTransientParent() const
     HWND newTransientParent = 0;
     if (const QWindow *tp = window()->transientParent())
         newTransientParent = QWindowsWindow::handleOf(tp);
+    qDebug() << __FUNCTION__ << window() << newTransientParent;
     if (newTransientParent && newTransientParent != oldTransientParent)
         SetWindowLongPtr(m_data.hwnd, GWL_HWNDPARENT, (LONG_PTR)newTransientParent);
 #endif // !Q_OS_WINCE