Application that crashed: kpackagekitsmarticon
Version of the application: 0.5.4
KDE Version: 4.3.5 (KDE 4.3.5)
Qt Version: 4.5.3
Operating System: Linux 2.6.31.12-174.2.3.fc12.i686 i686
Distribution: "Fedora release 12 (Constantine)"

What I was doing when the application crashed:
Packagekit crash after searching new updates after applying updates. Using kpackagekit-0.5.4-2.fc12.i686 and kernel-2.6.31.12-174.2.3.fc12.i686 and kde 4.3.5-3

 -- Backtrace:
Application: KPackageKit (kpackagekitsmarticon), signal: Segmentation fault
[KCrash Handler]
#6  0x05043a83 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#7  0x05044843 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#8  0x07b4990a in PackageKit::Transaction::finished(PackageKit::Transaction::ExitStatus, unsigned int) () from /usr/lib/libpackagekit-qt.so.12
#9  0x07b44b17 in PackageKit::ClientPrivate::serviceOwnerChanged(QString const&, QString const&, QString const&) () from /usr/lib/libpackagekit-qt.so.12
#10 0x07b46113 in PackageKit::ClientPrivate::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libpackagekit-qt.so.12
#11 0x05043c0c in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#12 0x05044843 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#13 0x051d0350 in QDBusConnectionInterface::serviceOwnerChanged(QString const&, QString const&, QString const&) () from /usr/lib/libQtDBus.so.4
#14 0x051d06ab in QDBusConnectionInterface::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libQtDBus.so.4
#15 0x05043c0c in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#16 0x05044843 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#17 0x051d01f0 in QDBusConnectionInterface::NameOwnerChanged(QString const&, QString const&, QString const&) () from /usr/lib/libQtDBus.so.4
#18 0x051d073b in QDBusConnectionInterface::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libQtDBus.so.4
#19 0x05199a3c in ?? () from /usr/lib/libQtDBus.so.4
#20 0x051a19a8 in ?? () from /usr/lib/libQtDBus.so.4
#21 0x0503df96 in QObject::event(QEvent*) () from /usr/lib/libQtCore.so.4
#22 0x06618b24 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#23 0x06620281 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#24 0x058f58cb in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#25 0x0502dd73 in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#26 0x0502e972 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/libQtCore.so.4
#27 0x0502eb2e in QCoreApplication::sendPostedEvents(QObject*, int) () from /usr/lib/libQtCore.so.4
#28 0x05058f40 in ?? () from /usr/lib/libQtCore.so.4
#29 0x00137f88 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#30 0x0013b8b8 in ?? () from /lib/libglib-2.0.so.0
#31 0x0013b9e4 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#32 0x05058b6d in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#33 0x066b8356 in ?? () from /usr/lib/libQtGui.so.4
#34 0x0502c2aa in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#35 0x0502c70a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#36 0x0502ebf7 in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#37 0x066189a8 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#38 0x080506a9 in _start ()

Reported using DrKonqi