Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.3.4 (KDE 4.3.4) "release 2"
Qt Version: 4.5.3
Operating System: Linux 2.6.31.8-0.1-default i686
Distribution: "openSUSE 11.2 (i586)"

What I was doing when the application crashed:
don't have anymore details for you.. it crashed on selecting 'add panel' but I ment to select 'add widget',, that's it.

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb57c2700 (LWP 3068))]

Thread 2 (Thread 0xa8a30b70 (LWP 3070)):
#0  0xffffe430 in __kernel_vsyscall ()
#1  0xb7667d95 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb76c7750 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#3  0xb5e10a04 in ?? () from /usr/lib/libQtNetwork.so.4
#4  0xb76c6623 in ?? () from /usr/lib/libQtCore.so.4
#5  0xb76636e5 in start_thread () from /lib/libpthread.so.0
#6  0xb7663600 in ?? () from /lib/libpthread.so.0

Thread 1 (Thread 0xb57c2700 (LWP 3068)):
[KCrash Handler]
#6  0xb63a42cd in QWidget::mapToParent(QPoint const&) const () from /usr/lib/libQtGui.so.4
#7  0xb63a434c in QWidget::mapTo(QWidget*, QPoint const&) const () from /usr/lib/libQtGui.so.4
#8  0xa8c314e3 in Plasma::Theme::font(Plasma::Theme::FontRole) const () from /usr/lib/kde4/plasma_applet_systemtray.so
#9  0xa8c3184e in Plasma::Theme::font(Plasma::Theme::FontRole) const () from /usr/lib/kde4/plasma_applet_systemtray.so
#10 0xb77d3864 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#11 0xb77d4585 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#12 0xb780f715 in QTimer::timeout() () from /usr/lib/libQtCore.so.4
#13 0xb77d9196 in QTimer::timerEvent(QTimerEvent*) () from /usr/lib/libQtCore.so.4
#14 0xb77cd51b in QObject::event(QEvent*) () from /usr/lib/libQtCore.so.4
#15 0xb635b8fc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#16 0xb636334e in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#17 0xb6d9a451 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#18 0xb77bd32e in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#19 0xb77ec356 in ?? () from /usr/lib/libQtCore.so.4
#20 0xb77e9325 in ?? () from /usr/lib/libQtCore.so.4
#21 0xb5f364c2 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#22 0xb5f39d98 in ?? () from /usr/lib/libglib-2.0.so.0
#23 0xb5f39ebe in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#24 0xb77e9011 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#25 0xb63fd29a in ?? () from /usr/lib/libQtGui.so.4
#26 0xb77bb98d in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#27 0xb77bbdd9 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#28 0xb77be270 in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#29 0xb635b774 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#30 0xb42afb49 in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#31 0x0804e147 in _start ()

Reported using DrKonqi