Version:           1.3 (using 4.1.00 (KDE 4.1.0), Kubuntu packages)
Compiler:          gcc
OS:                Linux (i686) release 2.6.24-19-generic

I had copied the corresponding files/directories from ~/.kde to ~/.kde4 in order to import kontact's data. Now I get the following crash deterministically:
		

[KCrash handler]
#6  0xb109b427 in Kpgp::Module::storePassPhrase ()
   from /usr/lib/kde4/lib/libkpgp.so.4
#7  0xb1095699 in Kpgp::Config::Config () from /usr/lib/kde4/lib/libkpgp.so.4
#8  0xb1133c57 in KNode::PrivacyWidget::PrivacyWidget ()
   from /usr/lib/kde4/lib/libknodecommon.so.4
#9  0xb120387a in create_knode_config_privacy ()
   from /usr/lib/kde4/lib/kde4/kcm_knode.so
#10 0xb68c7cf8 in KCModuleLoader::loadModule ()
   from /usr/lib/kde4/lib/libkutils.so.4
#11 0xb68cce7b in ?? () from /usr/lib/kde4/lib/libkutils.so.4
#12 0xb68cd83b in KCModuleProxy::realModule ()
   from /usr/lib/kde4/lib/libkutils.so.4
#13 0xb68cd878 in KCModuleProxy::minimumSizeHint ()
   from /usr/lib/kde4/lib/libkutils.so.4
#14 0xb7ce5446 in ?? () from /usr/lib/kde4/lib/libkdeui.so.5
#15 0xb7ce55de in KPageView::qt_metacall ()
   from /usr/lib/kde4/lib/libkdeui.so.5
#16 0xb7ce922a in KPageWidget::qt_metacall ()
   from /usr/lib/kde4/lib/libkdeui.so.5
#17 0xb78274f9 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#18 0xb7827bc2 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#19 0xb7864187 in QAbstractItemModel::layoutChanged ()
   from /usr/lib/libQtCore.so.4
#20 0xb7ceabf0 in KPageWidgetModel::addSubPage ()
   from /usr/lib/kde4/lib/libkdeui.so.5
#21 0xb7ce941b in KPageWidget::addSubPage ()
   from /usr/lib/kde4/lib/libkdeui.so.5
#22 0xb7ce2d16 in KPageDialog::addSubPage ()
   from /usr/lib/kde4/lib/libkdeui.so.5
#23 0xb68ca999 in KCMultiDialog::addModule ()
   from /usr/lib/kde4/lib/libkutils.so.4
#24 0xb68deae5 in ?? () from /usr/lib/kde4/lib/libkutils.so.4
#25 0xb68dfd4e in KSettings::Dialog::showEvent ()
   from /usr/lib/kde4/lib/libkutils.so.4
#26 0xb6f3a010 in QWidget::event () from /usr/lib/libQtGui.so.4
#27 0xb6ee2c0c in QApplicationPrivate::notify_helper ()
   from /usr/lib/libQtGui.so.4
#28 0xb6ee7898 in QApplication::notify () from /usr/lib/libQtGui.so.4
#29 0xb7cb5ef3 in KApplication::notify () from /usr/lib/kde4/lib/libkdeui.so.5
#30 0xb78126a9 in QCoreApplication::notifyInternal ()
   from /usr/lib/libQtCore.so.4
#31 0xb6f3847b in QWidgetPrivate::show_helper () from /usr/lib/libQtGui.so.4
#32 0xb6f389f8 in QWidget::setVisible () from /usr/lib/libQtGui.so.4
#33 0xb7349f56 in QDialog::setVisible () from /usr/lib/libQtGui.so.4
#34 0xb7f571d9 in ?? () from /usr/lib/kde4/lib/libkontactprivate.so.4
#35 0xb7f513cc in Kontact::MainWindow::slotPreferences ()
   from /usr/lib/kde4/lib/libkontactprivate.so.4
#36 0xb7f566be in Kontact::MainWindow::qt_metacall ()
   from /usr/lib/kde4/lib/libkontactprivate.so.4
#37 0xb78274f9 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#38 0xb7827930 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#39 0xb6edbdd1 in QAction::triggered () from /usr/lib/libQtGui.so.4
#40 0xb6edc79f in QAction::activate () from /usr/lib/libQtGui.so.4
#41 0xb72b7ed1 in ?? () from /usr/lib/libQtGui.so.4
#42 0xb72ba734 in QMenu::mouseReleaseEvent () from /usr/lib/libQtGui.so.4
#43 0xb7d70059 in KMenu::mouseReleaseEvent ()
   from /usr/lib/kde4/lib/libkdeui.so.5
#44 0xb6f3a4a4 in QWidget::event () from /usr/lib/libQtGui.so.4
#45 0xb72b5845 in QMenu::event () from /usr/lib/libQtGui.so.4
#46 0xb6ee2c0c in QApplicationPrivate::notify_helper ()
   from /usr/lib/libQtGui.so.4
#47 0xb6ee7cd5 in QApplication::notify () from /usr/lib/libQtGui.so.4
#48 0xb7cb5ef3 in KApplication::notify () from /usr/lib/kde4/lib/libkdeui.so.5
#49 0xb78126a9 in QCoreApplication::notifyInternal ()
   from /usr/lib/libQtCore.so.4
#50 0xb6ee4e21 in QApplicationPrivate::sendMouseEvent ()
   from /usr/lib/libQtGui.so.4
#51 0xb6f4ef0c in ?? () from /usr/lib/libQtGui.so.4
#52 0xb6f4d6b1 in QApplication::x11ProcessEvent () from /usr/lib/libQtGui.so.4
#53 0xb6f763ba in ?? () from /usr/lib/libQtGui.so.4
#54 0xb56cbbf8 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#55 0xb56cee5e in ?? () from /usr/lib/libglib-2.0.so.0
#56 0xb56cf3ac in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#57 0xb783df98 in QEventDispatcherGlib::processEvents ()
   from /usr/lib/libQtCore.so.4
#58 0xb6f761b5 in ?? () from /usr/lib/libQtGui.so.4
#59 0xb781192d in QEventLoop::processEvents () from /usr/lib/libQtCore.so.4
#60 0xb7811abd in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#61 0xb7813d3d in QCoreApplication::exec () from /usr/lib/libQtCore.so.4
#62 0xb6ee2567 in QApplication::exec () from /usr/lib/libQtGui.so.4
#63 0x0804b326 in _start ()
#0  0xb7f6a410 in __kernel_vsyscall ()