Traceback (most recent call last): File "/home/chris/.FreeCAD/Mod/Part-o-magic/PartOMagic/Gui/Observer.py", line 123, in slotDeletedObject self.poll() File "/home/chris/.FreeCAD/Mod/Part-o-magic/PartOMagic/Gui/Observer.py", line 236, in poll self.trackActiveContainer() File "/home/chris/.FreeCAD/Mod/Part-o-magic/PartOMagic/Gui/Observer.py", line 281, in trackActiveContainer self.activeContainerChanged(last_ac, ac) File "/home/chris/.FreeCAD/Mod/Part-o-magic/PartOMagic/Gui/Observer.py", line 188, in activeContainerChanged self.leaveContainer(cnt) File "/home/chris/.FreeCAD/Mod/Part-o-magic/PartOMagic/Gui/Observer.py", line 363, in leaveContainer tv = self.TVs[key] : 'Unnamed.Part002' Program received signal SIGSEGV, Segmentation fault. #0 /lib/x86_64-linux-gnu/libc.so.6(+0x3ef20) [0x7f8a47f67f20] #1 0x7f8a4da08869 in App::GroupExtension::recursiveHasObject(App::DocumentObject const*, App::GroupExtension const*, std::vector >) const from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADApp.so+0x49 #2 0x7f8a4da08ae2 in App::GroupExtension::recursiveHasObject(App::DocumentObject const*, App::GroupExtension const*, std::vector >) const from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADApp.so+0x2c2 #3 0x7f8a4da08eb0 in App::GroupExtension::hasObject(App::DocumentObject const*, bool) const from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADApp.so+0x1a0 #4 0x7f8a4e3e5476 in Gui::ViewProviderOriginGroupExtension::slotChangedObjectApp(App::DocumentObject const&) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADGui.so+0x36 #5 0x7f8a4d9f1b06 in boost::signals2::detail::signal_impl, int, std::less, boost::function, boost::function, boost::signals2::mutex>::operator()(App::DocumentObject const&, App::Property const&) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADApp.so+0x1f6 #6 0x7f8a4d9fe761 in App::DocumentObject::onChanged(App::Property const*) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADApp.so+0x21 #7 0x7f8a4da76959 in App::Property::hasSetValue() from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADApp.so+0x19 #8 0x7f8a4da8cc79 in App::PropertyLinkList::setValues(std::vector > const&) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADApp.so+0xb9 #9 0x7f8a4d9bd36a in App::Document::breakDependency(App::DocumentObject*, bool) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADApp.so+0x58a #10 0x7f8a4d9c3ec1 in App::Document::_removeObject(App::DocumentObject*) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADApp.so+0x111 #11 0x7f8a4da5db5f in App::TransactionDocumentObject::applyDel(App::Document&, App::TransactionalObject*) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADApp.so+0x5f #12 0x7f8a4da5e031 in App::Transaction::apply(App::Document&, bool) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADApp.so+0x31 #13 0x7f8a4d9c1eb2 in App::Document::abortTransaction() from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADApp.so+0x22 #14 0x7f8a4da2d2eb in App::DocumentPy::abortTransaction(_object*) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADApp.so+0x2b #15 0x7f8a4da2d327 in App::DocumentPy::staticCallback_abortTransaction(_object*, _object*) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADApp.so+0x27 #16 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libpython3.6m.so.1.0(_PyCFunction_FastCallDict+0x18e) [0x7f8a4d050c1e] #17 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libpython3.6m.so.1.0(+0x1650da) [0x7f8a4d0ea0da] #18 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libpython3.6m.so.1.0(_PyEval_EvalFrameDefault+0x3002) [0x7f8a4d0ed902] #19 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libpython3.6m.so.1.0(+0x164370) [0x7f8a4d0e9370] #20 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libpython3.6m.so.1.0(_PyFunction_FastCallDict+0x2c6) [0x7f8a4d0f3196] #21 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libpython3.6m.so.1.0(_PyObject_FastCallDict+0x17e) [0x7f8a4cff7afe] #22 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libpython3.6m.so.1.0(_PyObject_Call_Prepend+0xce) [0x7f8a4cff7bee] #23 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libpython3.6m.so.1.0(_PyObject_FastCallDict+0x8b) [0x7f8a4cff7a0b] #24 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libpython3.6m.so.1.0(PyObject_CallFunctionObjArgs+0xd2) [0x7f8a4cff8e82] #25 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libpython3.6m.so.1.0(_PyEval_EvalFrameDefault+0x49dc) [0x7f8a4d0ef2dc] #26 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libpython3.6m.so.1.0(+0x164370) [0x7f8a4d0e9370] #27 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libpython3.6m.so.1.0(+0x165294) [0x7f8a4d0ea294] #28 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libpython3.6m.so.1.0(_PyEval_EvalFrameDefault+0x3002) [0x7f8a4d0ed902] #29 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libpython3.6m.so.1.0(+0x164cde) [0x7f8a4d0e9cde] #30 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libpython3.6m.so.1.0(+0x164ff2) [0x7f8a4d0e9ff2] #31 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libpython3.6m.so.1.0(_PyEval_EvalFrameDefault+0x1246) [0x7f8a4d0ebb46] #32 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libpython3.6m.so.1.0(+0x164370) [0x7f8a4d0e9370] #33 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libpython3.6m.so.1.0(_PyFunction_FastCallDict+0x2c6) [0x7f8a4d0f3196] #34 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libpython3.6m.so.1.0(_PyObject_FastCallDict+0x17e) [0x7f8a4cff7afe] #35 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libpython3.6m.so.1.0(_PyObject_Call_Prepend+0xce) [0x7f8a4cff7bee] #36 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libpython3.6m.so.1.0(PyObject_Call+0x6a) [0x7f8a4cff78aa] #37 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADBase.so(PP_Run_Method+0xd7) [0x7f8a4d5fa877] #38 0x7f8a4d5840f9 in Base::InterpreterSingleton::runMethodVoid(_object*, char const*) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADBase.so+0x29 #39 0x7f8a4e1c6dbe in Gui::PythonCommand::activated(int) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADGui.so+0x3e #40 0x7f8a4e1ca14c in Gui::Command::invoke(int) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADGui.so+0x4c #41 0x7f8a4e1ca773 in Gui::PythonGroupCommand::activated(int) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADGui.so+0x383 #42 0x7f8a4e1ca14c in Gui::Command::invoke(int) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADGui.so+0x4c #43 0x7f8a4e1b7ca3 in Gui::ActionGroup::onActivated() from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADGui.so+0x33 #44 0x7f8a491428d1 in QMetaObject::activate(QObject*, int, int, void**) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Core.so.5+0x2c1 #45 0x7f8a49abd372 in QAction::triggered(bool) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Widgets.so.5+0x32 #46 0x7f8a49ac009d in QAction::activate(QAction::ActionEvent) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Widgets.so.5+0x5d #47 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Widgets.so.5(+0x25952d) [0x7f8a49bc252d] #48 0x7f8a49bc2664 in QAbstractButton::mouseReleaseEvent(QMouseEvent*) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Widgets.so.5+0xd4 #49 0x7f8a49c8964a in QToolButton::mouseReleaseEvent(QMouseEvent*) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Widgets.so.5+0xa #50 0x7f8a49b0973a in QWidget::event(QEvent*) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Widgets.so.5+0x96a #51 0x7f8a49c89729 in QToolButton::event(QEvent*) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Widgets.so.5+0x69 #52 0x7f8a49ac6c6c in QApplicationPrivate::notify_helper(QObject*, QEvent*) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Widgets.so.5+0x9c #53 0x7f8a49acbb5d in QApplication::notify(QObject*, QEvent*) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Widgets.so.5+0xc6d #54 0x7f8a4e1a1371 in Gui::GUIApplication::notify(QObject*, QEvent*) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADGui.so+0x41 #55 0x7f8a49118425 in QCoreApplication::notifyInternal2(QObject*, QEvent*) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Core.so.5+0x75 #56 0x7f8a49aca860 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer&, bool) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Widgets.so.5+0x1a0 #57 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Widgets.so.5(+0x1b9cd1) [0x7f8a49b22cd1] #58 /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Widgets.so.5(+0x1bc2c3) [0x7f8a49b252c3] #59 0x7f8a49ac6c6c in QApplicationPrivate::notify_helper(QObject*, QEvent*) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Widgets.so.5+0x9c #60 0x7f8a49acb2ea in QApplication::notify(QObject*, QEvent*) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Widgets.so.5+0x3fa #61 0x7f8a4e1a1371 in Gui::GUIApplication::notify(QObject*, QEvent*) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADGui.so+0x41 #62 0x7f8a49118425 in QCoreApplication::notifyInternal2(QObject*, QEvent*) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Core.so.5+0x75 #63 0x7f8a494bc7db in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Gui.so.5+0x40b #64 0x7f8a494bdf75 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Gui.so.5+0x115 #65 0x7f8a4949f74b in QWindowSystemInterface::sendWindowSystemEvents(QFlags) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Gui.so.5+0x7b #66 /tmp/.mount_freecavUsU2J/usr/lib/libQt5XcbQpa.so.5(+0xa05d0) [0x7f8a4153d5d0] #67 /tmp/.mount_freecavUsU2J/usr/lib/libglib-2.0.so.0(+0x569be) [0x7f8a44c6c9be] #68 /tmp/.mount_freecavUsU2J/usr/lib/libglib-2.0.so.0(g_main_context_dispatch+0x33) [0x7f8a44c6d826] #69 /tmp/.mount_freecavUsU2J/usr/lib/libglib-2.0.so.0(+0x57a0b) [0x7f8a44c6da0b] #70 /tmp/.mount_freecavUsU2J/usr/lib/libglib-2.0.so.0(g_main_context_iteration+0x4a) [0x7f8a44c6dacf] #71 0x7f8a4916998c in QEventDispatcherGlib::processEvents(QFlags) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Core.so.5+0x5c #72 0x7f8a4911653b in QEventLoop::exec(QFlags) from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Core.so.5+0xfb #73 0x7f8a4911e466 in QCoreApplication::exec() from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libQt5Core.so.5+0x86 #74 0x7f8a4e13e25c in Gui::Application::runApplication() from /tmp/.mount_freecavUsU2J/usr/bin/../lib/libFreeCADGui.so+0x16bc #75 /tmp/.mount_freecavUsU2J/usr/bin/FreeCAD(main+0x6c9) [0x403829] #76 /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xe7) [0x7f8a47f4ab97] #77 /tmp/.mount_freecavUsU2J/usr/bin/FreeCAD() [0x404699] Program received signal SIGSEGV, Segmentation fault. /tmp/.mount_freecavUsU2J/AppRun: line 12: 24092 Segmentation fault (core dumped) ${HERE}/usr/bin/FreeCAD "$@"