Program received signal SIGSEGV, Segmentation fault. 0x00007ffff38cca2b in QLineEdit::setText(QString const&) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4 (gdb) bt #0 0x00007ffff38cca2b in QLineEdit::setText(QString const&) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4 #1 0x00007ffff7ac0882 in shortcut_manager::shortcut_dialog (this=0x8a40b0, index=102) at ../../octaveclone/libgui/src/shortcut-manager.cc:552 #2 0x00007ffff7ac0052 in shortcut_manager::handle_double_clicked ( this=0x8a40b0, item=0x11104c0, col=4) at ../../octaveclone/libgui/src/shortcut-manager.cc:488 #3 0x00007ffff7ada58b in shortcut_manager::qt_static_metacall (_o=0x8a40b0, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0x7fffffffccd0) at src/moc-shortcut-manager.cc:129 #4 0x00007ffff2fb187a in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4 #5 0x00007ffff3a381d0 in QTreeWidget::itemDoubleClicked(QTreeWidgetItem*, int) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4 #6 0x00007ffff2fb187a in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4 #7 0x00007ffff39c6245 in QAbstractItemView::doubleClicked(QModelIndex const&) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4 #8 0x00007ffff3a0c373 in QTreeView::mouseDoubleClickEvent(QMouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4 #9 0x00007ffff351e64e in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4 #10 0x00007ffff38bffce in QFrame::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4 #11 0x00007ffff39cf5b3 in QAbstractItemView::viewportEvent(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4 #12 0x00007ffff3a0e190 in QTreeView::viewportEvent(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4 #13 0x00007ffff2f9d646 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4 #14 0x00007ffff34cee0c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4 #15 0x00007ffff34d55dd in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4 #16 0x00007ffff2f9d4dd in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4 #17 0x00007ffff34d4d93 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer&, bool) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4 #18 0x00007ffff35499cb in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4 #19 0x00007ffff3549269 in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4 #20 0x00007ffff3570b02 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4 #21 0x00007fffedc90e04 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #22 0x00007fffedc91048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #23 0x00007fffedc910ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #24 0x00007ffff2fca7a1 in QEventDispatcherGlib::processEvents(QFlags) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4 #25 0x00007ffff3570bb6 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4 #26 0x00007ffff2f9c0af in QEventLoop::processEvents(QFlags) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4 #27 0x00007ffff2f9c3a5 in QEventLoop::exec(QFlags) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4 #28 0x00007ffff2fa1b79 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4 ---Type to continue, or q to quit--- #29 0x00007ffff7a8395e in octave_start_gui (argc=1, argv=0x7fffffffe148, start_gui=true) at ../../octaveclone/libgui/src/octave-gui.cc:180 #30 0x0000000000402889 in main (argc=1, argv=0x7fffffffe148) at ../../octaveclone/src/main-gui.cc:43