--- a/src/gui/kernel/qcocoaview_mac.mm	Fri Feb 19 23:40:16 2010 +0200
+++ b/src/gui/kernel/qcocoaview_mac.mm	Fri Mar 12 15:46:37 2010 +0200
@@ -644,6 +644,8 @@
 
 - (void)mouseEntered:(NSEvent *)event
 {
+    if (qwidgetprivate->data.in_destructor)
+        return;
     QEvent enterEvent(QEvent::Enter);
     NSPoint windowPoint = [event locationInWindow];
     NSPoint globalPoint = [[event window] convertBaseToScreen:windowPoint];