Application: apper (0.8.1)
KDE Platform Version: 4.11.5
Qt Version: 4.8.5
Operating System: Linux 3.13.7-100.fc19.x86_64 x86_64
Distribution: "Fedora release 19 (Schrödinger’s Cat)"

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

I opened Apper and clicked *near* the Updates button.  This caused the application to crash.

-- Backtrace:
Application: Apper (apper), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f9e223278c0 (LWP 16436))]

Thread 2 (Thread 0x7f9e15890700 (LWP 16449)):
#0  __pthread_mutex_unlock_usercnt (decr=1, mutex=0x7f9e10000a60) at pthread_mutex_unlock.c:38
#1  __GI___pthread_mutex_unlock (mutex=0x7f9e10000a60) at pthread_mutex_unlock.c:297
#2  0x0000003af38871c1 in g_mutex_unlock () from /lib64/libglib-2.0.so.0
#3  0x0000003af3847f6d in g_main_context_iterate.isra.22 () from /lib64/libglib-2.0.so.0
#4  0x0000003af38481bc in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#5  0x0000003af4da6d56 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#6  0x0000003af4d78b2f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#7  0x0000003af4d78e25 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#8  0x0000003af4c78a1f in QThread::exec() () from /lib64/libQtCore.so.4
#9  0x0000003af4d5a3e3 in QInotifyFileSystemWatcherEngine::run() () from /lib64/libQtCore.so.4
#10 0x0000003af4c7b0bf in QThreadPrivate::start(void*) () from /lib64/libQtCore.so.4
#11 0x0000003f69c07c53 in start_thread (arg=0x7f9e15890700) at pthread_create.c:308
#12 0x0000003f690f5dbd in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f9e223278c0 (LWP 16436)):
[KCrash Handler]
#5  0x00000037d461453a in KCategorizedView::Private::categoryForIndex(QModelIndex const&) const () from /lib64/libkdeui.so.5
#6  0x00000037d4617c3c in KCategorizedView::visualRect(QModelIndex const&) const () from /lib64/libkdeui.so.5
#7  0x00000037d4619a50 in KCategorizedView::leaveEvent(QEvent*) () from /lib64/libkdeui.so.5
#8  0x0000003af6017707 in QWidget::event(QEvent*) () from /lib64/libQtGui.so.4
#9  0x0000003af63b363e in QFrame::event(QEvent*) () from /lib64/libQtGui.so.4
#10 0x0000003af642f8cb in QAbstractScrollArea::event(QEvent*) () from /lib64/libQtGui.so.4
#11 0x0000003af64c0e6b in QAbstractItemView::event(QEvent*) () from /lib64/libQtGui.so.4
#12 0x0000003af5fc84dc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib64/libQtGui.so.4
#13 0x0000003af5fceaa0 in QApplication::notify(QObject*, QEvent*) () from /lib64/libQtGui.so.4
#14 0x00000037d463fd5a in KApplication::notify(QObject*, QEvent*) () from /lib64/libkdeui.so.5
#15 0x0000003af4d79ecd in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /lib64/libQtCore.so.4
#16 0x0000003af5fcd995 in QApplicationPrivate::dispatchEnterLeave(QWidget*, QWidget*) () from /lib64/libQtGui.so.4
#17 0x0000003af5fce349 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from /lib64/libQtGui.so.4
#18 0x0000003af5fce7d5 in QApplicationPrivate::sendSyntheticEnterLeave(QWidget*) () from /lib64/libQtGui.so.4
#19 0x0000003af60139eb in QWidgetPrivate::hideChildren(bool) () from /lib64/libQtGui.so.4
#20 0x0000003af60139aa in QWidgetPrivate::hideChildren(bool) () from /lib64/libQtGui.so.4
#21 0x0000003af6013ba7 in QWidgetPrivate::hide_helper() () from /lib64/libQtGui.so.4
#22 0x0000003af6016e08 in QWidget::setVisible(bool) () from /lib64/libQtGui.so.4
#23 0x0000003af5ffa9d4 in QStackedLayout::setCurrentIndex(int) () from /lib64/libQtGui.so.4
#24 0x00007f9e1643dd95 in ApperKCM::setPage(QString const&) () from /usr/lib64/kde4/kcm_apper.so
#25 0x00007f9e1643e681 in ApperKCM::on_homeView_activated(QModelIndex const&) () from /usr/lib64/kde4/kcm_apper.so
#26 0x00007f9e1643eb41 in ApperKCM::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) [clone .part.24] () from /usr/lib64/kde4/kcm_apper.so
#27 0x00007f9e1643f213 in ApperKCM::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/kde4/kcm_apper.so
#28 0x0000003af4d8dd92 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /lib64/libQtCore.so.4
#29 0x0000003af64b7e55 in QAbstractItemView::activated(QModelIndex const&) () from /lib64/libQtGui.so.4
#30 0x0000003af64b80d0 in QAbstractItemView::mouseReleaseEvent(QMouseEvent*) () from /lib64/libQtGui.so.4
#31 0x0000003af64e172e in QListView::mouseReleaseEvent(QMouseEvent*) () from /lib64/libQtGui.so.4
#32 0x00000037d4619991 in KCategorizedView::mouseReleaseEvent(QMouseEvent*) () from /lib64/libkdeui.so.5
#33 0x0000003af6017a7a in QWidget::event(QEvent*) () from /lib64/libQtGui.so.4
#34 0x0000003af63b363e in QFrame::event(QEvent*) () from /lib64/libQtGui.so.4
#35 0x0000003af64c11a3 in QAbstractItemView::viewportEvent(QEvent*) () from /lib64/libQtGui.so.4
#36 0x0000003af4d7a036 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /lib64/libQtCore.so.4
#37 0x0000003af5fc84bc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib64/libQtGui.so.4
#38 0x0000003af5fcebdd in QApplication::notify(QObject*, QEvent*) () from /lib64/libQtGui.so.4
#39 0x00000037d463fd5a in KApplication::notify(QObject*, QEvent*) () from /lib64/libkdeui.so.5
#40 0x0000003af4d79ecd in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /lib64/libQtCore.so.4
#41 0x0000003af5fce393 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from /lib64/libQtGui.so.4
#42 0x0000003af603f84b in QETWidget::translateMouseEvent(_XEvent const*) () from /lib64/libQtGui.so.4
#43 0x0000003af603e2bc in QApplication::x11ProcessEvent(_XEvent*) () from /lib64/libQtGui.so.4
#44 0x0000003af6064d34 in x11EventSourceDispatch(_GSource*, int (*)(void*), void*) () from /lib64/libQtGui.so.4
#45 0x0000003af3847dc6 in g_main_context_dispatch () from /lib64/libglib-2.0.so.0
#46 0x0000003af3848118 in g_main_context_iterate.isra.22 () from /lib64/libglib-2.0.so.0
#47 0x0000003af38481bc in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#48 0x0000003af4da6d35 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#49 0x0000003af6064ea6 in QGuiEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtGui.so.4
#50 0x0000003af4d78b2f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#51 0x0000003af4d78e25 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#52 0x0000003af4d7e0a9 in QCoreApplication::exec() () from /lib64/libQtCore.so.4
#53 0x0000000000406ae4 in main ()

Possible duplicates by query: bug 332920, bug 332244, bug 330801, bug 328883, bug 328659.

Reported using DrKonqi