diff -r 41300fa6a67c -r 3b1da2848fc7 src/gui/dialogs/qdialog.cpp
--- a/src/gui/dialogs/qdialog.cpp	Tue Feb 02 00:43:10 2010 +0200
+++ b/src/gui/dialogs/qdialog.cpp	Fri Feb 19 23:40:16 2010 +0200
@@ -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)
 **
@@ -888,7 +888,14 @@
     if (doS60Positioning) {
         // naive way to deduce screen orientation
         if (S60->screenHeightInPixels > S60->screenWidthInPixels) {
-            p.setY(S60->screenHeightInPixels-height()-qt_TSize2QSize(S60->buttonGroupContainer()->Size()).height());
+            int cbaHeight;
+            const CEikButtonGroupContainer* bgContainer = S60->buttonGroupContainer();
+            if (!bgContainer) {
+                cbaHeight = 0;
+            } else {
+                cbaHeight = qt_TSize2QSize(bgContainer->Size()).height();
+            }
+            p.setY(S60->screenHeightInPixels-height()-cbaHeight);
             p.setX(0);
         } else {
             const int scrollbarWidth = style()->pixelMetric(QStyle::PM_ScrollBarExtent);