Application that crashed: kded4
Version of the application: $Id: kded.cpp 944898 2009-03-26 13:01:25Z dfaure $
KDE Version: 4.3.00 (KDE 4.3.0)
Qt Version: 4.5.2
Operating System: Linux 2.6.29.6-217.2.8.fc11.i686.PAE i686
Distribution: "Fedora release 11 (Leonidas)"

What I was doing when the application crashed:
kde crash when i boot/restart the system,and asking th efollowing "restart application","report bug","close".If i click restart application nothing will happen.also when i click close nothing will done.

 -- Backtrace:
Application: KDE Daemon (kded4), signal: Aborted
[Current thread is 1 (Thread 0xb7fcb780 (LWP 1868))]

Thread 2 (Thread 0xae800b70 (LWP 2283)):
#0  0x00990f86 in clock_gettime () from /lib/librt.so.1
#1  0x037b35a3 in ?? () from /usr/lib/libQtCore.so.4
#2  0x037b3791 in ?? () from /usr/lib/libQtCore.so.4
#3  0x037b423c in ?? () from /usr/lib/libQtCore.so.4
#4  0x037b1bc0 in ?? () from /usr/lib/libQtCore.so.4
#5  0x0028d050 in g_main_context_prepare () from /lib/libglib-2.0.so.0
#6  0x0028d421 in ?? () from /lib/libglib-2.0.so.0
#7  0x0028d96a in g_main_context_iteration () from /lib/libglib-2.0.so.0
#8  0x037b1a17 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#9  0x03785539 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#10 0x0378598a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#11 0x03693823 in QThread::exec() () from /usr/lib/libQtCore.so.4
#12 0x037680eb in ?? () from /usr/lib/libQtCore.so.4
#13 0x03696ab2 in ?? () from /usr/lib/libQtCore.so.4
#14 0x00960935 in start_thread () from /lib/libpthread.so.0
#15 0x0089482e in clone () from /lib/libc.so.6

Thread 1 (Thread 0xb7fcb780 (LWP 1868)):
[KCrash Handler]
#6  0x00b49424 in __kernel_vsyscall ()
#7  0x007e17c1 in raise () from /lib/libc.so.6
#8  0x007e3092 in abort () from /lib/libc.so.6
#9  0x0368e84c in qt_message_output(QtMsgType, char const*) () from /usr/lib/libQtCore.so.4
#10 0x0368e92e in qFatal(char const*, ...) () from /usr/lib/libQtCore.so.4
#11 0x0368ea25 in qt_assert(char const*, char const*, int) () from /usr/lib/libQtCore.so.4
#12 0x035ad8bc in QString PackageKit::Util::enumToString<PackageKit::Client>(int, char const*, QString const&) () from /usr/lib/libpackagekit-qt.so.11
#13 0x035a31a3 in PackageKit::Client::getTimeSinceAction(PackageKit::Client::Action) () from /usr/lib/libpackagekit-qt.so.11
#14 0x004cd80e in ?? () from /usr/lib/kde4/kded_kpackagekitd.so
#15 0x004ccde3 in QMetaObject::changeGuard(QObject**, QObject*) () from /usr/lib/kde4/kded_kpackagekitd.so
#16 0x0379cc73 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#17 0x0379d8d2 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#18 0x037d7007 in QTimer::timeout() () from /usr/lib/libQtCore.so.4
#19 0x037a23be in QTimer::timerEvent(QTimerEvent*) () from /usr/lib/libQtCore.so.4
#20 0x03796dcf in QObject::event(QEvent*) () from /usr/lib/libQtCore.so.4
#21 0x03d28884 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#22 0x03d2ff0e in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#23 0x04773a7a in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#24 0x03786f4b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#25 0x037b417e in ?? () from /usr/lib/libQtCore.so.4
#26 0x037b1a90 in ?? () from /usr/lib/libQtCore.so.4
#27 0x0028a1e8 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#28 0x0028d7f8 in ?? () from /lib/libglib-2.0.so.0
#29 0x0028d96a in g_main_context_iteration () from /lib/libglib-2.0.so.0
#30 0x037b19dc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#31 0x03dc79e5 in ?? () from /usr/lib/libQtGui.so.4
#32 0x03785539 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#33 0x0378598a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#34 0x03787dff in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#35 0x03d28707 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#36 0x0057e93e in kdemain () from /usr/lib/libkdeinit4_kded4.so
#37 0x0804868b in _start ()

Reported using DrKonqi