Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-17-generic i686
Distribution: Ubuntu 9.10

 -- Backtrace:
Application: Spazio di lavoro di Plasma (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb77e9700 (LWP 1581))]

Thread 2 (Thread 0xaadffb70 (LWP 1584)):
#0  0x005ba422 in __kernel_vsyscall ()
#1  0x00837e15 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x007c287d in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#3  0x003a9e67 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#4  0x00d5f922 in ?? () from /usr/lib/libQtNetwork.so.4
#5  0x003a8e32 in ?? () from /usr/lib/libQtCore.so.4
#6  0x0083380e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0x007b58de in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb77e9700 (LWP 1581)):
[KCrash Handler]
#6  0x01a2118a in QGraphicsItem::isWidget() const () from /usr/lib/libQtGui.so.4
#7  0x01a5a527 in QGraphicsScene::event(QEvent*) () from /usr/lib/libQtGui.so.4
#8  0x0141df54 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#9  0x0142567c in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#10 0x0113dbfa in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#11 0x004996cb in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#12 0x01a6b5e7 in QGraphicsView::viewportEvent(QEvent*) () from /usr/lib/libQtGui.so.4
#13 0x018c3a95 in ?? () from /usr/lib/libQtGui.so.4
#14 0x0049883a in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#15 0x0141df2c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#16 0x014255ca in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#17 0x0113dbfa in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#18 0x004996cb in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#19 0x01472ad5 in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#20 0x01822633 in QFrame::event(QEvent*) () from /usr/lib/libQtGui.so.4
#21 0x018c1faa in QAbstractScrollArea::event(QEvent*) () from /usr/lib/libQtGui.so.4
#22 0x01a6b406 in QGraphicsView::event(QEvent*) () from /usr/lib/libQtGui.so.4
#23 0x0141df54 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#24 0x014255ca in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#25 0x0113dbfa in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#26 0x004996cb in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#27 0x01428df6 in QApplication::setActiveWindow(QWidget*) () from /usr/lib/libQtGui.so.4
#28 0x0149221f in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib/libQtGui.so.4
#29 0x014bf502 in ?? () from /usr/lib/libQtGui.so.4
#30 0x00c40e88 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#31 0x00c44730 in ?? () from /lib/libglib-2.0.so.0
#32 0x00c44863 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#33 0x004c402c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#34 0x014bebe5 in ?? () from /usr/lib/libQtGui.so.4
#35 0x00497c79 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#36 0x004980ca in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#37 0x0049a53f in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#38 0x0141ddd7 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#39 0x08a5780d in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#40 0x0804dde1 in _start ()

Reported using DrKonqi