Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.3.00 (KDE 4.3.0)
Qt Version: 4.5.2
Operating System: Linux 2.6.29.6-217.2.3.fc11.i586 i686
Distribution: "Fedora release 11 (Leonidas)"

 -- Backtrace:
Application: Spazio di lavoro di Plasma (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0xb6fff7a0 (LWP 3227))]

Thread 2 (Thread 0xabda2b70 (LWP 3228)):
#0  0x00d77422 in __kernel_vsyscall ()
#1  0x0645cfa5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0x02532ae7 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#3  0x00abd612 in ?? () from /usr/lib/libQtNetwork.so.4
#4  0x02531ab2 in ?? () from /usr/lib/libQtCore.so.4
#5  0x06458935 in start_thread () from /lib/libpthread.so.0
#6  0x0638293e in clone () from /lib/libc.so.6

Thread 1 (Thread 0xb6fff7a0 (LWP 3227)):
[KCrash Handler]
#6  0x0404707a in QGraphicsItem::isWidget() const () from /usr/lib/libQtGui.so.4
#7  0x04080387 in QGraphicsScene::event(QEvent*) () from /usr/lib/libQtGui.so.4
#8  0x03a475b4 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#9  0x03a4ec3e in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#10 0x01127a1a in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#11 0x02621f2b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#12 0x04091467 in QGraphicsView::viewportEvent(QEvent*) () from /usr/lib/libQtGui.so.4
#13 0x03eeb315 in ?? () from /usr/lib/libQtGui.so.4
#14 0x026210da in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#15 0x03a4758c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#16 0x03a4ec3e in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#17 0x01127a1a in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#18 0x02621f2b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#19 0x03a9c535 in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#20 0x03e4a003 in QFrame::event(QEvent*) () from /usr/lib/libQtGui.so.4
#21 0x03ee982a in QAbstractScrollArea::event(QEvent*) () from /usr/lib/libQtGui.so.4
#22 0x04091286 in QGraphicsView::event(QEvent*) () from /usr/lib/libQtGui.so.4
#23 0x03a475b4 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#24 0x03a4ec3e in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#25 0x01127a1a in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#26 0x02621f2b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#27 0x03a523e6 in QApplication::setActiveWindow(QWidget*) () from /usr/lib/libQtGui.so.4
#28 0x03abb7ef in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib/libQtGui.so.4
#29 0x03ae6fd2 in ?? () from /usr/lib/libQtGui.so.4
#30 0x08512cf8 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#31 0x08516370 in ?? () from /lib/libglib-2.0.so.0
#32 0x085164a3 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#33 0x0264c9bc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#34 0x03ae66b5 in ?? () from /usr/lib/libQtGui.so.4
#35 0x02620519 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#36 0x0262096a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#37 0x02622ddf in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#38 0x03a47437 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#39 0x0059b32d in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#40 0x080486fb in _start ()

Reported using DrKonqi