Application: calligrawords (2.5.5)
KDE Platform Version: 4.9.5
Qt Version: 4.8.4
Operating System: Linux 3.7.6-201.fc18.x86_64 x86_64
Distribution (Platform): Fedora RPMs

-- Information about the crash:
- What I was doing when the application crashed:

Experimenting with the music shape.  Added lots of notes, was then using the eraser tool to delete notes when Calligra Words crashed.

-- Backtrace:
Application: Calligra Words (calligrawords), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7ffd22e00880 (LWP 2454))]

Thread 2 (Thread 0x7ffd0edce700 (LWP 2455)):
#0  0x00000039d3c0ab01 in __pthread_mutex_unlock_usercnt () from /lib64/libpthread.so.0
#1  0x00000039d3084dd1 in g_mutex_unlock () from /lib64/libglib-2.0.so.0
#2  0x00000039d3047046 in g_main_context_acquire () from /lib64/libglib-2.0.so.0
#3  0x00000039d3047c04 in g_main_context_iterate.isra.24 () from /lib64/libglib-2.0.so.0
#4  0x00000039d3047e44 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#5  0x00000039dbda60f6 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#6  0x00000039dbd767df in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#7  0x00000039dbd76a68 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#8  0x00000039dbc78950 in QThread::exec() () from /lib64/libQtCore.so.4
#9  0x00000039dbd5700f in QInotifyFileSystemWatcherEngine::run() () from /lib64/libQtCore.so.4
#10 0x00000039dbc7b92c in QThreadPrivate::start(void*) () from /lib64/libQtCore.so.4
#11 0x00000039d3c07d15 in start_thread () from /lib64/libpthread.so.0
#12 0x00000039d34f246d in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7ffd22e00880 (LWP 2454)):
[KCrash Handler]
#5  0x00007ffd10193680 in MusicCore::Clef::pitchToLine(int) const () from /usr/lib64/kde4/musicshape.so
#6  0x00007ffd10191fef in MusicCore::Chord::desiredStemDirection() const () from /usr/lib64/kde4/musicshape.so
#7  0x00007ffd10177eb8 in Engraver::engraveBar(MusicCore::Bar*, double) () from /usr/lib64/kde4/musicshape.so
#8  0x00007ffd10178e84 in Engraver::engraveSheet(MusicCore::Sheet*, int, QSizeF, bool, int*) () from /usr/lib64/kde4/musicshape.so
#9  0x00007ffd1016ded3 in MusicShape::engrave(bool) () from /usr/lib64/kde4/musicshape.so
#10 0x00007ffd10189dc0 in RemoveStaffElementCommand::redo() () from /usr/lib64/kde4/musicshape.so
#11 0x00000039e840ab5d in KUndo2QStack::push(KUndo2Command*) () from /lib64/libkundo2.so.10
#12 0x00007ffd101739dd in SimpleEntryTool::mousePressEvent(KoPointerEvent*) () from /usr/lib64/kde4/musicshape.so
#13 0x00000039e88c24a2 in KoToolProxy::mousePressEvent(KoPointerEvent*) () from /lib64/libflake.so.10
#14 0x00000039e88c261b in KoToolProxy::mousePressEvent(QMouseEvent*, QPointF const&) () from /lib64/libflake.so.10
#15 0x00007ffd15d2bd42 in KWCanvas::mousePressEvent(QMouseEvent*) () from /lib64/libwordsprivate.so.10
#16 0x00000039e0e19f30 in QWidget::event(QEvent*) () from /lib64/libQtGui.so.4
#17 0x00000039e0dca5cc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib64/libQtGui.so.4
#18 0x00000039e0dcf2ab in QApplication::notify(QObject*, QEvent*) () from /lib64/libQtGui.so.4
#19 0x00000039e3046916 in KApplication::notify(QObject*, QEvent*) () from /lib64/libkdeui.so.5
#20 0x00000039dbd77a8e in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /lib64/libQtCore.so.4
#21 0x00000039e0dcb40b in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from /lib64/libQtGui.so.4
#22 0x00000039e0e45b74 in QETWidget::translateMouseEvent(_XEvent const*) () from /lib64/libQtGui.so.4
#23 0x00000039e0e44901 in QApplication::x11ProcessEvent(_XEvent*) () from /lib64/libQtGui.so.4
#24 0x00000039e0e6aa5c in x11EventSourceDispatch(_GSource*, int (*)(void*), void*) () from /lib64/libQtGui.so.4
#25 0x00000039d3047a55 in g_main_context_dispatch () from /lib64/libglib-2.0.so.0
#26 0x00000039d3047d88 in g_main_context_iterate.isra.24 () from /lib64/libglib-2.0.so.0
#27 0x00000039d3047e44 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#28 0x00000039dbda60d6 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#29 0x00000039e0e6a73e in QGuiEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtGui.so.4
#30 0x00000039dbd767df in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#31 0x00000039dbd76a68 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#32 0x00000039dbd7b858 in QCoreApplication::exec() () from /lib64/libQtCore.so.4
#33 0x00007ffd22e34d85 in kdemain () from /lib64/libkdeinit4_calligrawords.so
#34 0x00000039d3421a05 in __libc_start_main () from /lib64/libc.so.6
#35 0x00000000004008f1 in _start ()

Reported using DrKonqi