Application that crashed: kded4
Version of the application: $Id: kded.cpp 1031638 2009-10-05 16:59:11Z lunakl $
KDE Version: 4.3.4 (KDE 4.3.4)
Qt Version: 4.5.3
Operating System: Linux 2.6.31.12-174.2.3.fc12.i686 i686

What I was doing when the application crashed:
When changing Desktop to Slideshow then it crash and load again

 -- Backtrace:
Application: KDE Daemon (kded4), signal: Segmentation fault
[KCrash Handler]
#6  0x06ae0861 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#7  0x0106090a in PackageKit::Transaction::finished(PackageKit::Transaction::ExitStatus, unsigned int) () from /usr/lib/libpackagekit-qt.so.12
#8  0x0105bb17 in PackageKit::ClientPrivate::serviceOwnerChanged(QString const&, QString const&, QString const&) () from /usr/lib/libpackagekit-qt.so.12
#9  0x0105d113 in PackageKit::ClientPrivate::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libpackagekit-qt.so.12
#10 0x06adfc0c in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#11 0x06ae0843 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#12 0x06971350 in QDBusConnectionInterface::serviceOwnerChanged(QString const&, QString const&, QString const&) () from /usr/lib/libQtDBus.so.4
#13 0x069716ab in QDBusConnectionInterface::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libQtDBus.so.4
#14 0x06adfc0c in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#15 0x06ae0843 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#16 0x069711f0 in QDBusConnectionInterface::NameOwnerChanged(QString const&, QString const&, QString const&) () from /usr/lib/libQtDBus.so.4
#17 0x0697173b in QDBusConnectionInterface::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libQtDBus.so.4
#18 0x0693aa3c in ?? () from /usr/lib/libQtDBus.so.4
#19 0x069429a8 in ?? () from /usr/lib/libQtDBus.so.4
#20 0x06ad9f96 in QObject::event(QEvent*) () from /usr/lib/libQtCore.so.4
#21 0x0710ab24 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#22 0x07112281 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#23 0x07ba207b in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#24 0x06ac9d73 in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#25 0x06aca972 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/libQtCore.so.4
#26 0x06acab2e in QCoreApplication::sendPostedEvents(QObject*, int) () from /usr/lib/libQtCore.so.4
#27 0x06af4f40 in ?? () from /usr/lib/libQtCore.so.4
#28 0x006e9128 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#29 0x006eca58 in ?? () from /lib/libglib-2.0.so.0
#30 0x006ecb84 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#31 0x06af4b6d in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#32 0x071aa356 in ?? () from /usr/lib/libQtGui.so.4
#33 0x06ac82aa in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#34 0x06ac870a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#35 0x06acabf7 in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#36 0x0710a9a8 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#37 0x06f8f815 in kdemain () from /usr/lib/libkdeinit4_kded4.so
#38 0x0804868c in _start ()

Reported using DrKonqi