Comment 20 for bug 286014

Read the linked comments at http://bugreports.qt.nokia.com/browse/QTBUG-2444. This is a known set of bugs in Qt and from the tone of the discussion not likely to be fixed in KDE 4 any time soon. This blog posting is especially informative:

http://www.layt.net/john/blog/odysseus/the_good_the_bad_and_the_ugly