Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.3.1 (KDE 4.3.1) "release 6"
Qt Version: 4.5.3
Operating System: Linux 2.6.31.5-0.1-desktop i686
Distribution: "openSUSE 11.2 (i586)"

What I was doing when the application crashed:
plasma-desktop crashed right after i login in and can not restart

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb5754700 (LWP 1991))]

Thread 2 (Thread 0xa6f2db70 (LWP 1993)):
#0  0xffffe424 in __kernel_vsyscall ()
#1  0xb75f3d95 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb7653750 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#3  0xb5da2a04 in ?? () from /usr/lib/libQtNetwork.so.4
#4  0xb7652623 in ?? () from /usr/lib/libQtCore.so.4
#5  0xb75ef6e5 in start_thread () from /lib/libpthread.so.0
#6  0xb75ef600 in ?? () from /lib/libpthread.so.0

Thread 1 (Thread 0xb5754700 (LWP 1991)):
[KCrash Handler]
#6  0xb68eba24 in QGraphicsItem::parentItem() const () from /usr/lib/libQtGui.so.4
#7  0xb68eba9c in QGraphicsItem::parentWidget() const () from /usr/lib/libQtGui.so.4
#8  0xb69498a8 in QGraphicsWidgetPrivate::naturalWidgetPalette() const () from /usr/lib/libQtGui.so.4
#9  0xb6949b8c in QGraphicsWidgetPrivate::resolvePalette(unsigned int) () from /usr/lib/libQtGui.so.4
#10 0xb549ae33 in Plasma::Applet::flushPendingConstraintsEvents() () from /usr/lib/libplasma.so.3
#11 0xb54c0c9d in Plasma::Corona::loadLayout(QString const&) () from /usr/lib/libplasma.so.3
#12 0xb54c1a94 in Plasma::Corona::initializeLayout(QString const&) () from /usr/lib/libplasma.so.3
#13 0xb425db54 in ?? () from /usr/lib/libkdeinit4_plasma-desktop.so
#14 0xb425de90 in ?? () from /usr/lib/libkdeinit4_plasma-desktop.so
#15 0xb425e0e9 in ?? () from /usr/lib/libkdeinit4_plasma-desktop.so
#16 0xb775f864 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#17 0xb7760585 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#18 0xb7764b25 in ?? () from /usr/lib/libQtCore.so.4
#19 0xb7764c5c in ?? () from /usr/lib/libQtCore.so.4
#20 0xb775951b in QObject::event(QEvent*) () from /usr/lib/libQtCore.so.4
#21 0xb62ed8fc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#22 0xb62f534e in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#23 0xb6d2bce1 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#24 0xb774932e in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#25 0xb7778356 in ?? () from /usr/lib/libQtCore.so.4
#26 0xb77752f2 in ?? () from /usr/lib/libQtCore.so.4
#27 0xb5ec84c2 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#28 0xb5ecbd98 in ?? () from /usr/lib/libglib-2.0.so.0
#29 0xb5ecbebe in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#30 0xb7775011 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#31 0xb638f29a in ?? () from /usr/lib/libQtGui.so.4
#32 0xb774798d in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#33 0xb7747dd9 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#34 0xb774a270 in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#35 0xb62ed774 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#36 0xb4240b49 in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#37 0x0804e147 in _start ()

Reported using DrKonqi