Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.3.1 (KDE 4.3.1)
Qt Version: 4.5.2
Operating System: Linux 2.6.30-1-amd64 x86_64
Distribution: Debian GNU/Linux 5.0.3 (lenny)

 -- Backtrace:
Application: Spazio di lavoro di Plasma (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f1824da6750 (LWP 4418))]

Thread 2 (Thread 0x7f1804345950 (LWP 4423)):
#0  0x00007f1821637b89 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007f18248f4469 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#2  0x00007f1820cf2024 in ?? () from /usr/lib/libQtNetwork.so.4
#3  0x00007f18248f3475 in ?? () from /usr/lib/libQtCore.so.4
#4  0x00007f1821633f9a in start_thread () from /lib/libpthread.so.0
#5  0x00007f18221fa56d in clone () from /lib/libc.so.6
#6  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f1824da6750 (LWP 4418)):
[KCrash Handler]
#5  0x00007f1822ef5374 in QGraphicsItem::isWidget() const () from /usr/lib/libQtGui.so.4
#6  0x00007f1822ef7a99 in QGraphicsItem::isWindow() const () from /usr/lib/libQtGui.so.4
#7  0x00007f1822f2de39 in QGraphicsScene::event(QEvent*) () from /usr/lib/libQtGui.so.4
#8  0x00007f182296480d in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#9  0x00007f182296c86a in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#10 0x00007f18235be43b in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#11 0x00007f18249d951c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#12 0x00007f1822f3e2c6 in QGraphicsView::viewportEvent(QEvent*) () from /usr/lib/libQtGui.so.4
#13 0x00007f18249d8838 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#14 0x00007f18229647dc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#15 0x00007f182296c86a in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#16 0x00007f18235be43b in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#17 0x00007f18249d951c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#18 0x00007f18229b4cba in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#19 0x00007f1822d1dcdb in QFrame::event(QEvent*) () from /usr/lib/libQtGui.so.4
#20 0x00007f1822dadae9 in QAbstractScrollArea::event(QEvent*) () from /usr/lib/libQtGui.so.4
#21 0x00007f182296480d in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#22 0x00007f182296c86a in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#23 0x00007f18235be43b in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#24 0x00007f18249d951c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#25 0x00007f182296b3e5 in QApplication::setActiveWindow(QWidget*) () from /usr/lib/libQtGui.so.4
#26 0x00007f18229d3ec1 in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib/libQtGui.so.4
#27 0x00007f18229fbe9c in ?? () from /usr/lib/libQtGui.so.4
#28 0x00007f182188186a in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#29 0x00007f1821884eb8 in ?? () from /usr/lib/libglib-2.0.so.0
#30 0x00007f182188506c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#31 0x00007f1824a01bff in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#32 0x00007f18229fb64f in ?? () from /usr/lib/libQtGui.so.4
#33 0x00007f18249d7de2 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#34 0x00007f18249d81b4 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#35 0x00007f18249da424 in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#36 0x00007f1818dae26b in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#37 0x0000000000407264 in _start ()

This bug may be a duplicate of or related to bug 206436

Reported using DrKonqi