Application: apper (0.7.2)
KDE Platform Version: 4.8.5 (4.8.5)
Qt Version: 4.8.2
Operating System: Linux 3.4.9-2.fc16.i686 i686
Distribution: "Fedora release 16 (Verne)"

-- Information about the crash:
- What I was doing when the application crashed:
i was just running the apper then suddenly the bug appeared
- Custom settings of the application:
not i that im aware of.
431241234123412341234312412343124

The crash can be reproduced some of the time.

-- Backtrace:
Application: Apper (apper), signal: Segmentation fault
Using host libthread_db library "/lib/libthread_db.so.1".
[KCrash Handler]
#7  0x00000000 in ?? ()
#8  0x43121f94 in KCategorizedView::Private::categoryForIndex(QModelIndex const&) const () from /usr/lib/libkdeui.so.5
#9  0x43127391 in KCategorizedView::visualRect(QModelIndex const&) const () from /usr/lib/libkdeui.so.5
#10 0x431261a5 in KCategorizedView::leaveEvent(QEvent*) () from /usr/lib/libkdeui.so.5
#11 0x424cef45 in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#12 0x428eaa56 in QFrame::event(QEvent*) () from /usr/lib/libQtGui.so.4
#13 0x429801b4 in QAbstractScrollArea::event(QEvent*) () from /usr/lib/libQtGui.so.4
#14 0x42a2f60c in QAbstractItemView::event(QEvent*) () from /usr/lib/libQtGui.so.4
#15 0x42a46854 in QListView::event(QEvent*) () from /usr/lib/libQtGui.so.4
#16 0x42474264 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#17 0x424796db in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#18 0x431562f2 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#19 0x41b47eae in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#20 0x42474842 in QApplicationPrivate::dispatchEnterLeave(QWidget*, QWidget*) () from /usr/lib/libQtGui.so.4
#21 0x42475436 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from /usr/lib/libQtGui.so.4
#22 0x4247576d in QApplicationPrivate::sendSyntheticEnterLeave(QWidget*) () from /usr/lib/libQtGui.so.4
#23 0x424d01d7 in QWidgetPrivate::hideChildren(bool) () from /usr/lib/libQtGui.so.4
#24 0x424d018a in QWidgetPrivate::hideChildren(bool) () from /usr/lib/libQtGui.so.4
#25 0x424d0392 in QWidgetPrivate::hide_helper() () from /usr/lib/libQtGui.so.4
#26 0x424d2650 in QWidget::setVisible(bool) () from /usr/lib/libQtGui.so.4
#27 0x424aff29 in QStackedLayout::setCurrentIndex(int) () from /usr/lib/libQtGui.so.4
#28 0x424affa0 in QStackedLayout::setCurrentWidget(QWidget*) () from /usr/lib/libQtGui.so.4
#29 0x42952c2f in QStackedWidget::setCurrentWidget(QWidget*) () from /usr/lib/libQtGui.so.4
#30 0xb529b309 in ?? () from /usr/lib/kde4/kcm_apper.so
#31 0xb529ba5d in ?? () from /usr/lib/kde4/kcm_apper.so
#32 0xb529d2e4 in ?? () from /usr/lib/kde4/kcm_apper.so
#33 0x41b4efde in QMetaObject::metacall(QObject*, QMetaObject::Call, int, void**) () from /usr/lib/libQtCore.so.4
#34 0x41b5c5fd in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#35 0x4246d2be in QAction::triggered(bool) () from /usr/lib/libQtGui.so.4
#36 0x4246d55b in QAction::activate(QAction::ActionEvent) () from /usr/lib/libQtGui.so.4
#37 0xb529887a in ?? () from /usr/lib/kde4/kcm_apper.so
#38 0x424cf05d in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#39 0x42474264 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#40 0x4247a175 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#41 0x431562f2 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#42 0x41b47eae in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#43 0x4247230e in ?? () from /usr/lib/libQtGui.so.4
#44 0x425247a2 in ?? () from /usr/lib/libQtGui.so.4
#45 0x42524c5b in ?? () from /usr/lib/libQtGui.so.4
#46 0x424fd70d in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib/libQtGui.so.4
#47 0x42529085 in ?? () from /usr/lib/libQtGui.so.4
#48 0x4ff3eaff in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#49 0x4ff3f240 in ?? () from /lib/libglib-2.0.so.0
#50 0x4ff3f4ef in g_main_context_iteration () from /lib/libglib-2.0.so.0
#51 0x41b7abd8 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#52 0x42528d1b in ?? () from /usr/lib/libQtGui.so.4
#53 0x41b46a9e in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#54 0x41b46d49 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#55 0x41b4c1eb in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#56 0x42472095 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#57 0x0804d4fa in ?? ()
#58 0x4fc8e6b3 in __libc_start_main () from /lib/libc.so.6
#59 0x0804d52d in _start ()

Possible duplicates by query: bug 306802, bug 305954, bug 300350, bug 299193, bug 298603.

Reported using DrKonqi