Application: kontact (4.4.10)
KDE Platform Version: 4.6.1 (4.6.1)
Qt Version: 4.7.2
Operating System: Linux 2.6.37.4-zen x86_64
Distribution: "Gentoo Base System release 2.0.2"

-- Information about the crash:
- What I was doing when the application crashed:

kontac crashed when i deleting events in korganizer, also strange korganizer behavior appers ..., all events are displayed twice....

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[KCrash Handler]
#6  0x00007f637bbadbfc in QObject::installEventFilter(QObject*) () from /usr/lib64/qt4/libQtCore.so.4
#7  0x00007f637ca474b3 in QAbstractItemView::commitData(QWidget*) () from /usr/lib64/qt4/libQtGui.so.4
#8  0x00007f637ca47160 in QAbstractItemView::currentChanged(QModelIndex const&, QModelIndex const&) () from /usr/lib64/qt4/libQtGui.so.4
#9  0x00007f637ca83641 in QTreeView::currentChanged(QModelIndex const&, QModelIndex const&) () from /usr/lib64/qt4/libQtGui.so.4
#10 0x00007f637ca4a673 in QAbstractItemView::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/qt4/libQtGui.so.4
#11 0x00007f637ca8ec85 in QTreeView::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/qt4/libQtGui.so.4
#12 0x00007f6358830fd0 in KOTodoViewView::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/libkorganizerprivate.so.4
#13 0x00007f637bbab537 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/qt4/libQtCore.so.4
#14 0x00007f637ca9a8ca in QItemSelectionModel::currentChanged(QModelIndex const&, QModelIndex const&) () from /usr/lib64/qt4/libQtGui.so.4
#15 0x00007f637ca9a9c2 in QItemSelectionModel::setCurrentIndex(QModelIndex const&, QFlags<QItemSelectionModel::SelectionFlag>) () from /usr/lib64/qt4/libQtGui.so.4
#16 0x00007f637ca43203 in QAbstractItemView::setCurrentIndex(QModelIndex const&) () from /usr/lib64/qt4/libQtGui.so.4
#17 0x00007f637ca4fc8e in QAbstractItemView::rowsAboutToBeRemoved(QModelIndex const&, int, int) () from /usr/lib64/qt4/libQtGui.so.4
#18 0x00007f637ca8608f in QTreeView::rowsAboutToBeRemoved(QModelIndex const&, int, int) () from /usr/lib64/qt4/libQtGui.so.4
#19 0x00007f637ca4a63f in QAbstractItemView::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/qt4/libQtGui.so.4
#20 0x00007f637ca8ec85 in QTreeView::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/qt4/libQtGui.so.4
#21 0x00007f6358830fd0 in KOTodoViewView::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/libkorganizerprivate.so.4
#22 0x00007f637bbab537 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/qt4/libQtCore.so.4
#23 0x00007f637bbf2964 in QAbstractItemModel::rowsAboutToBeRemoved(QModelIndex const&, int, int) () from /usr/lib64/qt4/libQtCore.so.4
#24 0x00007f637bb8e468 in QAbstractItemModel::beginRemoveRows(QModelIndex const&, int, int) () from /usr/lib64/qt4/libQtCore.so.4
#25 0x00007f637cacc809 in QSortFilterProxyModelPrivate::remove_proxy_interval(QVector<int>&, QVector<int>&, int, int, QModelIndex const&, Qt::Orientation, bool) () from /usr/lib64/qt4/libQtGui.so.4
#26 0x00007f637cad0dc0 in QSortFilterProxyModelPrivate::remove_source_items(QVector<int>&, QVector<int>&, QVector<int> const&, QModelIndex const&, Qt::Orientation, bool) () from /usr/lib64/qt4/libQtGui.so.4
#27 0x00007f637cad2711 in QSortFilterProxyModelPrivate::source_items_about_to_be_removed(QModelIndex const&, int, int, Qt::Orientation) () from /usr/lib64/qt4/libQtGui.so.4
#28 0x00007f637cad2a24 in QSortFilterProxyModel::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/qt4/libQtGui.so.4
#29 0x00007f6358830a50 in KOTodoViewSortFilterProxyModel::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/libkorganizerprivate.so.4
#30 0x00007f637bbab537 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/qt4/libQtCore.so.4
#31 0x00007f637bbf2964 in QAbstractItemModel::rowsAboutToBeRemoved(QModelIndex const&, int, int) () from /usr/lib64/qt4/libQtCore.so.4
#32 0x00007f637bb8e468 in QAbstractItemModel::beginRemoveRows(QModelIndex const&, int, int) () from /usr/lib64/qt4/libQtCore.so.4
#33 0x00007f635882c01f in KOTodoModel::processChange(KCal::Incidence*, int) () from /usr/lib64/libkorganizerprivate.so.4
#34 0x00007f635884dca4 in CalendarView::changeIncidenceDisplay(KCal::Incidence*, int) () from /usr/lib64/libkorganizerprivate.so.4
#35 0x00007f635884dd3e in CalendarView::incidenceDeleted(KCal::Incidence*) () from /usr/lib64/libkorganizerprivate.so.4
#36 0x00007f63588570d0 in CalendarView::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/libkorganizerprivate.so.4
#37 0x00007f637bbab537 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/qt4/libQtCore.so.4
#38 0x00007f63582fdd72 in KOrg::IncidenceChangerBase::incidenceDeleted(KCal::Incidence*) () from /usr/lib64/libkorganizer_interfaces.so.4
#39 0x00007f63588c5d2d in IncidenceChanger::deleteIncidence(KCal::Incidence*, QWidget*) () from /usr/lib64/libkorganizerprivate.so.4
#40 0x00007f6358850a9f in CalendarView::deleteTodoIncidence(KCal::Todo*, bool) () from /usr/lib64/libkorganizerprivate.so.4
#41 0x00007f6358851054 in CalendarView::deleteIncidence(KCal::Incidence*, bool) () from /usr/lib64/libkorganizerprivate.so.4
#42 0x00007f635885689d in CalendarView::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/libkorganizerprivate.so.4
#43 0x00007f637bbab537 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/qt4/libQtCore.so.4
#44 0x00007f637c552ee2 in QAction::triggered(bool) () from /usr/lib64/qt4/libQtGui.so.4
#45 0x00007f637c5530da in QAction::activate(QAction::ActionEvent) () from /usr/lib64/qt4/libQtGui.so.4
#46 0x00007f637c553257 in QAction::event(QEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#47 0x00007f637d17735d in KAction::event(QEvent*) () from /usr/lib64/libkdeui.so.5
#48 0x00007f637c559564 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#49 0x00007f637c55e0ea in QApplication::notify(QObject*, QEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#50 0x00007f637d2592e6 in KApplication::notify(QObject*, QEvent*) () from /usr/lib64/libkdeui.so.5
#51 0x00007f637bb96e5b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/qt4/libQtCore.so.4
#52 0x00007f637c58bb5b in QShortcutMap::dispatchEvent(QKeyEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#53 0x00007f637c58d066 in QShortcutMap::tryShortcutEvent(QObject*, QKeyEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#54 0x00007f637c55fae8 in QApplication::notify(QObject*, QEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#55 0x00007f637d2592e6 in KApplication::notify(QObject*, QEvent*) () from /usr/lib64/libkdeui.so.5
#56 0x00007f637bb96e5b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/qt4/libQtCore.so.4
#57 0x00007f637c5fa54b in QKeyMapper::sendKeyEvent(QWidget*, bool, QEvent::Type, int, QFlags<Qt::KeyboardModifier>, QString const&, bool, int, unsigned int, unsigned int, unsigned int, bool*) () from /usr/lib64/qt4/libQtGui.so.4
#58 0x00007f637c5fa99f in QKeyMapperPrivate::translateKeyEvent(QWidget*, _XEvent const*, bool) () from /usr/lib64/qt4/libQtGui.so.4
#59 0x00007f637c5d73f3 in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#60 0x00007f637c5fea32 in x11EventSourceDispatch(_GSource*, int (*)(void*), void*) () from /usr/lib64/qt4/libQtGui.so.4
#61 0x00007f63749b5262 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#62 0x00007f63749b5a40 in g_main_context_iterate.clone.5 () from /usr/lib64/libglib-2.0.so.0
#63 0x00007f63749b5cdd in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#64 0x00007f637bbc1d7f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#65 0x00007f637c5fe6de in QGuiEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtGui.so.4
#66 0x00007f637bb96222 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#67 0x00007f637bb96464 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#68 0x00007f637bb9a8cb in QCoreApplication::exec() () from /usr/lib64/qt4/libQtCore.so.4
#69 0x0000000000404006 in main ()

Reported using DrKonqi