diff -r 41300fa6a67c -r 2f34d5167611 tools/designer/src/lib/shared/widgetfactory.cpp
--- a/tools/designer/src/lib/shared/widgetfactory.cpp	Tue Feb 02 00:43:10 2010 +0200
+++ b/tools/designer/src/lib/shared/widgetfactory.cpp	Fri Apr 16 15:50:13 2010 +0300
@@ -1,6 +1,6 @@
 /****************************************************************************
 **
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
 ** All rights reserved.
 ** Contact: Nokia Corporation (qt-info@nokia.com)
 **
@@ -774,6 +774,8 @@
 
 void WidgetFactory::applyStyleToTopLevel(QStyle *style, QWidget *widget)
 {
+    if (!style)
+        return;
     const QPalette standardPalette = style->standardPalette();
     if (widget->style() == style && widget->palette() == standardPalette)
         return;