Application that crashed: kformula
Version of the application: 2.1 Beta 3
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.3
Operating System: Linux 2.6.31-ARCH x86_64

What I was doing when the application crashed:
Using koffice(kformula) I tried adding a shape and it crashed.

 -- Backtrace:
Application: KFormula (kformula), signal: Segmentation fault
[KCrash Handler]
#5  0x00007f159ed036e0 in KoCanvasController::canvas() const () from /usr/lib/libflake.so.6
#6  0x00007f158bb90a5e in StrokeDocker::selectionChanged() () from /usr/lib/kde4/kofficedockers.so
#7  0x00007f158bb91264 in StrokeDocker::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/kde4/kofficedockers.so
#8  0x00007f159a98f47c in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#9  0x00007f159ece8215 in KoSelection::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libflake.so.6
#10 0x00007f159a98f47c in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#11 0x00007f159a9944bf in ?? () from /usr/lib/libQtCore.so.4
#12 0x00007f159a989423 in QObject::event(QEvent*) () from /usr/lib/libQtCore.so.4
#13 0x00007f159b74e60c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#14 0x00007f159b7558de in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#15 0x00007f159c8ee5a6 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#16 0x00007f159a97a33c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#17 0x00007f159a9a5b22 in ?? () from /usr/lib/libQtCore.so.4
#18 0x00007f159a9a2b38 in ?? () from /usr/lib/libQtCore.so.4
#19 0x00007f159512d1fe in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#20 0x00007f1595130bb8 in g_main_context_iterate () from /usr/lib/libglib-2.0.so.0
#21 0x00007f1595130ce0 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#22 0x00007f159a9a2863 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#23 0x00007f159b7e16de in ?? () from /usr/lib/libQtGui.so.4
#24 0x00007f159a978c72 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#25 0x00007f159a979044 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#26 0x00007f159a97b1f9 in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#27 0x00007f159f7bd83d in kdemain () from /usr/lib/libkdeinit_kformula.so
#28 0x00007f1599b419ed in __libc_start_main () from /lib/libc.so.6
#29 0x0000000000400819 in _start ()

Reported using DrKonqi