Application that crashed: konsole
Version of the application: 2.3.1
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 x86_64
Distribution: "openSUSE 11.2 (x86_64)"

What I was doing when the application crashed:
I was just logging back into KDE after a system restart following installing updated ATI drivers for an ATI 3450 video card. I enabled multiple desktops and crossfireX. Following those actions I restarted the system and the error happened. 

 -- Backtrace:
Application: Konsole (kdeinit4), signal: Segmentation fault
[KCrash Handler]
#5  0x00007fcd158ba710 in ?? () from /usr/lib64/libkonsoleprivate.so
#6  0x00007fcd158bfe89 in Konsole::ViewManager::viewProperties() const () from /usr/lib64/libkonsoleprivate.so
#7  0x00007fcd15b3bcb1 in QKeySequence::~QKeySequence() () from /usr/lib64/libkdeinit4_konsole.so
#8  0x00007fcd1ea4f281 in KMainWindow::closeEvent(QCloseEvent*) () from /usr/lib64/libkdeui.so.5
#9  0x00007fcd1ddd2678 in QWidget::event(QEvent*) () from /usr/lib64/libQtGui.so.4
#10 0x00007fcd1e12c0bb in QMainWindow::event(QEvent*) () from /usr/lib64/libQtGui.so.4
#11 0x00007fcd1ea89d83 in KXmlGuiWindow::event(QEvent*) () from /usr/lib64/libkdeui.so.5
#12 0x00007fcd1dd842ac in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/libQtGui.so.4
#13 0x00007fcd1dd8b57e in QApplication::notify(QObject*, QEvent*) () from /usr/lib64/libQtGui.so.4
#14 0x00007fcd1e97e8d6 in KApplication::notify(QObject*, QEvent*) () from /usr/lib64/libkdeui.so.5
#15 0x00007fcd1ff93ddc in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/libQtCore.so.4
#16 0x00007fcd1ddd7a51 in QWidgetPrivate::close_helper(QWidgetPrivate::CloseMode) () from /usr/lib64/libQtGui.so.4
#17 0x00007fcd1dddeee6 in QApplication::x11ClientMessage(QWidget*, _XEvent*, bool) () from /usr/lib64/libQtGui.so.4
#18 0x00007fcd1ddef864 in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib64/libQtGui.so.4
#19 0x00007fcd1de17b6c in ?? () from /usr/lib64/libQtGui.so.4
#20 0x00007fcd1cccddde in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#21 0x00007fcd1ccd17a8 in ?? () from /usr/lib64/libglib-2.0.so.0
#22 0x00007fcd1ccd18d0 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#23 0x00007fcd1ffbc3a3 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#24 0x00007fcd1de1731e in ?? () from /usr/lib64/libQtGui.so.4
#25 0x00007fcd1ff92712 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#26 0x00007fcd1ff92ae4 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#27 0x00007fcd1ff94c99 in QCoreApplication::exec() () from /usr/lib64/libQtCore.so.4
#28 0x00007fcd15b3e263 in kdemain () from /usr/lib64/libkdeinit4_konsole.so
#29 0x0000000000406f88 in _start ()

Reported using DrKonqi