Application: apper (0.7.1)
KDE Platform Version: 4.7.4 (4.7.4)
Qt Version: 4.8.0
Operating System: Linux 3.1.0-7.fc16.i686 i686
Distribution (Platform): Fedora RPMs

-- Information about the crash:
- What I was doing when the application crashed: I was looking for open office in aper and it crashed while I  was changing screens to to look at the menu applications that are installed

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  0x4e213084 in KCategorizedView::Private::categoryForIndex(QModelIndex const&) const () from /usr/lib/libkdeui.so.5
#9  0x4e218471 in KCategorizedView::visualRect(QModelIndex const&) const () from /usr/lib/libkdeui.so.5
#10 0x4e217285 in KCategorizedView::leaveEvent(QEvent*) () from /usr/lib/libkdeui.so.5
#11 0x4d7017e5 in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#12 0x4db1c676 in QFrame::event(QEvent*) () from /usr/lib/libQtGui.so.4
#13 0x4dbb20b4 in QAbstractScrollArea::event(QEvent*) () from /usr/lib/libQtGui.so.4
#14 0x4dc6137c in QAbstractItemView::event(QEvent*) () from /usr/lib/libQtGui.so.4
#15 0x4dc78734 in QListView::event(QEvent*) () from /usr/lib/libQtGui.so.4
#16 0x4d6a6a34 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#17 0x4d6abf7b in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#18 0x4e246972 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#19 0x4cf184be in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#20 0x4d6a7012 in QApplicationPrivate::dispatchEnterLeave(QWidget*, QWidget*) () from /usr/lib/libQtGui.so.4
#21 0x4d6a7c06 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from /usr/lib/libQtGui.so.4
#22 0x4d6a7f3d in QApplicationPrivate::sendSyntheticEnterLeave(QWidget*) () from /usr/lib/libQtGui.so.4
#23 0x4d702a77 in QWidgetPrivate::hideChildren(bool) () from /usr/lib/libQtGui.so.4
#24 0x4d702a2a in QWidgetPrivate::hideChildren(bool) () from /usr/lib/libQtGui.so.4
#25 0x4d702c32 in QWidgetPrivate::hide_helper() () from /usr/lib/libQtGui.so.4
#26 0x4d704ef0 in QWidget::setVisible(bool) () from /usr/lib/libQtGui.so.4
#27 0x4d6e2819 in QStackedLayout::setCurrentIndex(int) () from /usr/lib/libQtGui.so.4
#28 0x4d6e2890 in QStackedLayout::setCurrentWidget(QWidget*) () from /usr/lib/libQtGui.so.4
#29 0x4db84aef in QStackedWidget::setCurrentWidget(QWidget*) () from /usr/lib/libQtGui.so.4
#30 0x0025c5e9 in ?? () from /usr/lib/kde4/kcm_apper.so
#31 0x0025de6e in ?? () from /usr/lib/kde4/kcm_apper.so
#32 0x0025e5f4 in ?? () from /usr/lib/kde4/kcm_apper.so
#33 0x4cf1f57e in QMetaObject::metacall(QObject*, QMetaObject::Call, int, void**) () from /usr/lib/libQtCore.so.4
#34 0x4cf2e06d in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#35 0x4dc56926 in QAbstractItemView::clicked(QModelIndex const&) () from /usr/lib/libQtGui.so.4
#36 0x4dc56d9e in QAbstractItemView::mouseReleaseEvent(QMouseEvent*) () from /usr/lib/libQtGui.so.4
#37 0x4dc79012 in QListView::mouseReleaseEvent(QMouseEvent*) () from /usr/lib/libQtGui.so.4
#38 0x4e216dd9 in KCategorizedView::mouseReleaseEvent(QMouseEvent*) () from /usr/lib/libkdeui.so.5
#39 0x4d70185d in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#40 0x4db1c676 in QFrame::event(QEvent*) () from /usr/lib/libQtGui.so.4
#41 0x4dbb0532 in QAbstractScrollArea::viewportEvent(QEvent*) () from /usr/lib/libQtGui.so.4
#42 0x4dc5568c in QAbstractItemView::viewportEvent(QEvent*) () from /usr/lib/libQtGui.so.4
#43 0x4dbb2d36 in ?? () from /usr/lib/libQtGui.so.4
#44 0x4cf18666 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#45 0x4d6a6a03 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#46 0x4d6acbca in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#47 0x4e246972 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#48 0x4cf184be in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#49 0x4d6a7a06 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from /usr/lib/libQtGui.so.4
#50 0x4d73176c in ?? () from /usr/lib/libQtGui.so.4
#51 0x4d73074d in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib/libQtGui.so.4
#52 0x4d75b6f5 in ?? () from /usr/lib/libQtGui.so.4
#53 0x4c8d95bf in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#54 0x4c8d9d00 in ?? () from /lib/libglib-2.0.so.0
#55 0x4c8d9faf in g_main_context_iteration () from /lib/libglib-2.0.so.0
#56 0x4cf4b168 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#57 0x4d75b38b in ?? () from /usr/lib/libQtGui.so.4
#58 0x4cf173ae in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#59 0x4cf17659 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#60 0x4cf1c7fb in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#61 0x4d6a4835 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#62 0x0804d505 in ?? ()
#63 0x486ac6b3 in __libc_start_main () from /lib/libc.so.6
#64 0x0804d535 in _start ()

Possible duplicates by query: bug 290591, bug 289717, bug 288733, bug 286938, bug 285316.

Reported using DrKonqi