Application: umbrello (2.4.5) KDE Platform Version: 4.4.5 (KDE 4.4.5) (Compiled from sources) Qt Version: 4.6.3 Operating System: Linux 2.6.34-gentoo-r12 x86_64 Distribution (Platform): Gentoo Packages -- Information about the crash: Umbrello crashed when i used the undo after using a Code/Import Project to dir with 3 C++ classes. I did not reproduce it. -- Backtrace: Application: Umbrello UML Modeller (umbrello), signal: Segmentation fault [KCrash Handler] #5 0x00007fc926b9a4d2 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/qt4/libQtCore.so.4 #6 0x00007fc9276d7800 in QUndoStack::undo() () from /usr/lib64/qt4/libQtGui.so.4 #7 0x00007fc927700070 in QUndoStack::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/qt4/libQtGui.so.4 #8 0x00007fc926b9a246 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/qt4/libQtCore.so.4 #9 0x00007fc927054412 in QAction::triggered(bool) () from /usr/lib64/qt4/libQtGui.so.4 #10 0x00007fc92705647b in QAction::activate(QAction::ActionEvent) () from /usr/lib64/qt4/libQtGui.so.4 #11 0x00007fc9274916e1 in QMenuPrivate::activateCausedStack(QList<QPointer<QWidget> > const&, QAction*, QAction::ActionEvent, bool) () from /usr/lib64/qt4/libQtGui.so.4 #12 0x00007fc927497252 in QMenuPrivate::activateAction(QAction*, QAction::ActionEvent, bool) () from /usr/lib64/qt4/libQtGui.so.4 #13 0x00007fc9284f2352 in KMenu::mouseReleaseEvent (this=0x10c2c40, e=0x7fffa8b76e70) at /var/tmp/portage/kde-base/kdelibs-4.4.5/work/kdelibs-4.4.5/kdeui/widgets/kmenu.cpp:471 #14 0x00007fc9270b06e1 in QWidget::event(QEvent*) () from /usr/lib64/qt4/libQtGui.so.4 #15 0x00007fc92749941b in QMenu::event(QEvent*) () from /usr/lib64/qt4/libQtGui.so.4 #16 0x00007fc92705a60c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/qt4/libQtGui.so.4 #17 0x00007fc92706132b in QApplication::notify(QObject*, QEvent*) () from /usr/lib64/qt4/libQtGui.so.4 #18 0x00007fc92842aa41 in KApplication::notify (this=0x7fffa8b779d0, receiver=0x10c2c40, event=0x7fffa8b76e70) at /var/tmp/portage/kde-base/kdelibs-4.4.5/work/kdelibs-4.4.5/kdeui/kernel/kapplication.cpp:302 #19 0x00007fc926b8704b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/qt4/libQtCore.so.4 #20 0x00007fc927060452 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from /usr/lib64/qt4/libQtGui.so.4 #21 0x00007fc9270e0c6e in QETWidget::translateMouseEvent(_XEvent const*) () from /usr/lib64/qt4/libQtGui.so.4 #22 0x00007fc9270df48a in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib64/qt4/libQtGui.so.4 #23 0x00007fc927109432 in x11EventSourceDispatch(_GSource*, int (*)(void*), void*) () from /usr/lib64/qt4/libQtGui.so.4 #24 0x00007fc922a6fecf in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0 #25 0x00007fc922a73d08 in g_main_context_iterate () from /usr/lib/libglib-2.0.so.0 #26 0x00007fc922a73ebc in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0 #27 0x00007fc926bb05b3 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4 #28 0x00007fc92710902e in QGuiEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtGui.so.4 #29 0x00007fc926b859a2 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4 #30 0x00007fc926b85d74 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4 #31 0x00007fc926b8a9eb in QCoreApplication::exec() () from /usr/lib64/qt4/libQtCore.so.4 #32 0x0000000000b6c49d in main () This bug may be a duplicate of or related to bug 202436, bug 215865. Possible duplicates by query: bug 255796, bug 255787, bug 255195, bug 255022, bug 252538. Reported using DrKonqi