Application that crashed: rocs
Version of the application: 1.0
KDE Version: 4.2.85 (KDE 4.2.85 (KDE 4.3 Beta1))
Qt Version: 4.5.0
Operating System: Linux 2.6.28-11-generic i686
Distribution: Ubuntu 9.04

What I was doing when the application crashed:
Steps to reproduce the bug:
 - Open Rocs
 - Press "Oriented" button

 -- Backtrace:
Application: Rocs 1 (rocs), signal: Segmentation fault
[KCrash Handler]
#6  Graph::setDirected (this=0x0, directed=true) at /home/kde4/kde/src/KDE/Rocs/src/Core/graph.cpp:121
#7  0x08065716 in GraphToolBoxWidget::on__btnSetOriented_clicked (this=0x9b30700) at /home/kde4/kde/src/KDE/Rocs/src/Interface/SUI_GraphToolBoxWidget.cpp:73
#8  0x08064a2b in GraphToolBoxWidget::qt_metacall (this=0x9b30700, _c=QMetaObject::InvokeMetaMethod, _id=5, _a=0xbf9e3bec)
    at /home/kde4/kde/build/KDE/Rocs/src/Interface/moc_SUI_GraphToolBoxWidget.cpp:86
#9  0xb69b0ca8 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#10 0xb69b10e0 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#11 0xb728a2b1 in QAbstractButton::clicked () from /usr/lib/libQtGui.so.4
#12 0xb6fb50b9 in ?? () from /usr/lib/libQtGui.so.4
#13 0xb6fb6d14 in ?? () from /usr/lib/libQtGui.so.4
#14 0xb6fb6fa6 in QAbstractButton::mouseReleaseEvent () from /usr/lib/libQtGui.so.4
#15 0xb6c2ab43 in QWidget::event () from /usr/lib/libQtGui.so.4
#16 0xb6fb4f5e in QAbstractButton::event () from /usr/lib/libQtGui.so.4
#17 0xb705ff20 in QPushButton::event () from /usr/lib/libQtGui.so.4
#18 0xb6bd3e9c in QApplicationPrivate::notify_helper () from /usr/lib/libQtGui.so.4
#19 0xb6bdcb11 in QApplication::notify () from /usr/lib/libQtGui.so.4
#20 0xb7f09f4d in KApplication::notify (this=0xbf9e4ae0, receiver=0x9b331a8, event=0xbf9e41c8) at /home/kde4/kde/src/KDE/kdelibs/kdeui/kernel/kapplication.cpp:307
#21 0xb699aa3b in QCoreApplication::notifyInternal () from /usr/lib/libQtCore.so.4
#22 0xb6bdbb7e in QApplicationPrivate::sendMouseEvent () from /usr/lib/libQtGui.so.4
#23 0xb6c4b97e in ?? () from /usr/lib/libQtGui.so.4
#24 0xb6c4aca7 in QApplication::x11ProcessEvent () from /usr/lib/libQtGui.so.4
#25 0xb6c75c6a in ?? () from /usr/lib/libQtGui.so.4
#26 0xb6146b88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#27 0xb614a0eb in ?? () from /usr/lib/libglib-2.0.so.0
#28 0xb614a268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#29 0xb69c6438 in QEventDispatcherGlib::processEvents () from /usr/lib/libQtCore.so.4
#30 0xb6c75365 in ?? () from /usr/lib/libQtGui.so.4
#31 0xb699906a in QEventLoop::processEvents () from /usr/lib/libQtCore.so.4
#32 0xb69994aa in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#33 0xb699b959 in QCoreApplication::exec () from /usr/lib/libQtCore.so.4
#34 0xb6bd3d17 in QApplication::exec () from /usr/lib/libQtGui.so.4
#35 0x08056539 in main (argc=1, argv=0xbf9e4bc4) at /home/kde4/kde/src/KDE/Rocs/src/Main.cpp:45