Version:            (using KDE KDE 3.5.1)

Different crash from the one I reported before:

Create a new document. Create a new style. (I named mine "body"). Make body inherit standard, make body follow body. Close style manager. Set current para to body. Open style manager.

  #6  0xb76527b6 in QString::operator+= () from /usr/lib/libqt-mt.so.3
#7  0xb67cbc25 in kdbgstream::operator<< (this=0xbfbf1ecc, string=@0xbfbf1e74)
    at kdebug.h:218
#8  0xb5e48d6f in KoStyleManager::updateGUI (this=0x8565d98)
    at KoStyleManager.cpp:322
#9  0xb5e55edb in KoStyleManager::switchStyle (this=0x8565d98)
    at KoStyleManager.cpp:262
#10 0xb5e935f7 in KoStyleManager (this=0x8565d98, _parent=0x85dbe78, 
    unit=U_MM, styles=@0x83ec220, activeStyleName=@0xbfbf207c, flags=1)
    at KoStyleManager.cpp:105
#11 0xb615eb13 in KWStyleManager (this=0x8565d98, _parent=0x85dbe78, 
    unit=KoUnit::U_MM, _doc=0x83d1770, styles=@0x83ec220, 
    activeStyleName=@0xbfbf207c) at KWStyleManager.cpp:36
#12 0xb615ecc4 in KWView::extraStylist (this=0x85dbe78) at KWView.cpp:4059
#13 0xb625613a in KWView::qt_invoke (this=0x85dbe78, _id=98, _o=0xbfbf217c)
    at KWView.moc:644
#14 0xb7339929 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#15 0xb733a3c4 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#16 0xb6da0a26 in KAction::activated () from /usr/lib/libkdeui.so.4
#17 0xb6dd722b in KAction::slotActivated () from /usr/lib/libkdeui.so.4
#18 0xb6df2f4b in KAction::slotPopupActivated () from /usr/lib/libkdeui.so.4
#19 0xb6df3282 in KAction::qt_invoke () from /usr/lib/libkdeui.so.4
#20 0xb7339929 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#21 0xb7698e92 in QSignal::signal () from /usr/lib/libqt-mt.so.3
#22 0xb7357344 in QSignal::activate () from /usr/lib/libqt-mt.so.3
#23 0xb745c963 in QPopupMenu::mouseReleaseEvent () from /usr/lib/libqt-mt.so.3
#24 0xb6dace80 in KPopupMenu::mouseReleaseEvent () from /usr/lib/libkdeui.so.4
#25 0xb7374356 in QWidget::event () from /usr/lib/libqt-mt.so.3
#26 0xb72d0f80 in QApplication::internalNotify () from /usr/lib/libqt-mt.so.3
#27 0xb72d1500 in QApplication::notify () from /usr/lib/libqt-mt.so.3
#28 0xb796317c in KApplication::notify () from /usr/lib/libkdecore.so.4
#29 0xb7261e25 in QApplication::sendSpontaneousEvent ()
   from /usr/lib/libqt-mt.so.3
#30 0xb725d072 in QETWidget::translateMouseEvent ()
   from /usr/lib/libqt-mt.so.3
#31 0xb725b66f in QApplication::x11ProcessEvent () from /usr/lib/libqt-mt.so.3
#32 0xb7274fff in QEventLoop::processEvents () from /usr/lib/libqt-mt.so.3
#33 0xb72e8cfb in QEventLoop::enterLoop () from /usr/lib/libqt-mt.so.3
#34 0xb72e8c1e in QEventLoop::exec () from /usr/lib/libqt-mt.so.3
#35 0xb72cfc13 in QApplication::exec () from /usr/lib/libqt-mt.so.3
#36 0xb67fd1df in kdemain (argc=1, argv=0x8206d00) at main.cpp:40
#37 0xb67ff7d0 in kdeinitmain () from /usr/lib/kde3/kword.so