Выбираю "Архитектурное проектирование" затем для создания объекта любой на выбор из "желтых значков" (см. вложение) на панели инструментов и
$ freecad
FreeCAD 0.17, Libs: 0.17RUnknown
© Juergen Riegel, Werner Mayer, Yorik van Havre 2001-2018
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Program received signal SIGSEGV, Segmentation fault.
#0 /lib64/libc.so.6(+0x33330) [0x7f6fe2026330]
#1 /usr/lib64/libpython2.7.so.1.0(PyString_AsString+0) [0x7f6fe3a0f9a0]
#2 0x7f6fe426c440 in App::DocumentPy::openTransaction(_object*) from /usr/lib64/freecad/lib/libFreeCADApp.so+0x140
#3 0x7f6fe426c507 in App::DocumentPy::staticCallback_openTransaction(_object*, _object*) from /usr/lib64/freecad/lib/libFreeCADApp.so+0x37
#4 /usr/lib64/libpython2.7.so.1.0(PyEval_EvalFrameEx+0x84a3) [0x7f6fe3a6f453]
#5 /usr/lib64/libpython2.7.so.1.0(PyEval_EvalCodeEx+0x844) [0x7f6fe3a70954]
#6 /usr/lib64/libpython2.7.so.1.0(PyEval_EvalFrameEx+0x5d9f) [0x7f6fe3a6cd4f]
#7 /usr/lib64/libpython2.7.so.1.0(PyEval_EvalCodeEx+0x844) [0x7f6fe3a70954]
#8 /usr/lib64/libpython2.7.so.1.0(PyEval_EvalFrameEx+0x5d9f) [0x7f6fe3a6cd4f]
#9 /usr/lib64/libpython2.7.so.1.0(PyEval_EvalCodeEx+0x844) [0x7f6fe3a70954]
#10 /usr/lib64/libpython2.7.so.1.0(+0x8595c) [0x7f6fe39e895c]
#11 /usr/lib64/libpython2.7.so.1.0(PyObject_Call+0x43) [0x7f6fe39b7ae3]
#12 /usr/lib64/libpython2.7.so.1.0(PyEval_CallObjectWithKeywords+0x47) [0x7f6fe3a669b7]
#13 0x7f6fe4b50323 in Gui::View3DInventorPy::eventCallbackPivyEx(void*, SoEventCallback*) from /usr/lib64/freecad/lib/libFreeCADGui.so+0x1e3
#14 0x7f6fe199af4b in SoEventCallback::handleEvent(SoHandleEventAction*) from /usr/lib64/libCoin.so.60+0xbb
#15 0x7f6fe19af2b8 in SoNode::handleEventS(SoAction*, SoNode*) from /usr/lib64/libCoin.so.60+0x68
#16 0x7f6fe17821a4 in SoAction::traverse(SoNode*) from /usr/lib64/libCoin.so.60+0x54
#17 0x7f6fe18d208e in SoChildList::traverse(SoAction*, int, int) from /usr/lib64/libCoin.so.60+0x26e
#18 0x7f6fe19a46a6 in SoGroup::doAction(SoAction*) from /usr/lib64/libCoin.so.60+0x46
#19 0x7f6fe19c2517 in SoSeparator::doAction(SoAction*) from /usr/lib64/libCoin.so.60+0x27
#20 0x7f6fe4a9e78c in Gui::SoFCUnifiedSelection::handleEvent(SoHandleEventAction*) from /usr/lib64/freecad/lib/libFreeCADGui.so+0x9c
#21 0x7f6fe19af2b8 in SoNode::handleEventS(SoAction*, SoNode*) from /usr/lib64/libCoin.so.60+0x68
#22 0x7f6fe17821a4 in SoAction::traverse(SoNode*) from /usr/lib64/libCoin.so.60+0x54
#23 0x7f6fe18d208e in SoChildList::traverse(SoAction*, int, int) from /usr/lib64/libCoin.so.60+0x26e
#24 0x7f6fe19a46a6 in SoGroup::doAction(SoAction*) from /usr/lib64/libCoin.so.60+0x46
#25 0x7f6fe19c2517 in SoSeparator::doAction(SoAction*) from /usr/lib64/libCoin.so.60+0x27
#26 0x7f6fe19af2b8 in SoNode::handleEventS(SoAction*, SoNode*) from /usr/lib64/libCoin.so.60+0x68
#27 0x7f6fe17821a4 in SoAction::traverse(SoNode*) from /usr/lib64/libCoin.so.60+0x54
#28 0x7f6fe178ceba in SoHandleEventAction::beginTraversal(SoNode*) from /usr/lib64/libCoin.so.60+0x7a
#29 0x7f6fe17838e2 in SoAction::apply(SoNode*) from /usr/lib64/libCoin.so.60+0x442
#30 0x7f6fe1965b99 in SoEventManager::actuallyProcessEvent(SoEvent const*) from /usr/lib64/libCoin.so.60+0x89
#31 0x7f6fe4b121ae in SIM::Coin3D::Quarter::QuarterWidget::processSoEvent(SoEvent const*) from /usr/lib64/freecad/lib/libFreeCADGui.so+0x1e
#32 0x7f6fe4b199d4 in SIM::Coin3D::Quarter::SoQTQuarterAdaptor::processSoEvent(SoEvent const*) from /usr/lib64/freecad/lib/libFreeCADGui.so+0x44
#33 0x7f6fe4b40ac9 in Gui::View3DInventorViewer::processSoEventBase(SoEvent const*) from /usr/lib64/freecad/lib/libFreeCADGui.so+0x9
#34 0x7f6fe4b2559c in Gui::CADNavigationStyle::processSoEvent(SoEvent const*) from /usr/lib64/freecad/lib/libFreeCADGui.so+0x3ac
#35 0x7f6fe4b222c8 in Gui::NavigationStyle::processEvent(SoEvent const*) from /usr/lib64/freecad/lib/libFreeCADGui.so+0x118
#36 0x7f6fe4b40b60 in Gui::View3DInventorViewer::processSoEvent(SoEvent const*) from /usr/lib64/freecad/lib/libFreeCADGui.so+0x80
#37 0x7f6fe4b0c885 in SIM::Coin3D::Quarter::EventFilter::eventFilter(QObject*, QEvent*) from /usr/lib64/freecad/lib/libFreeCADGui.so+0x175
#38 0x7f6fe2a8ae46 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) from /usr/lib64/libQtCore.so.4+0x86
#39 0x7f6fe2f8dadc in QApplicationPrivate::notify_helper(QObject*, QEvent*) from /usr/lib64/libQtGui.so.4+0x6c
#40 0x7f6fe2f93a83 in QApplication::notify(QObject*, QEvent*) from /usr/lib64/libQtGui.so.4+0x373
#41 0x7f6fe49094d4 in Gui::GUIApplication::notify(QObject*, QEvent*) from /usr/lib64/freecad/lib/libFreeCADGui.so+0x54
#42 0x7f6fe2a8acfd in QCoreApplication::notifyInternal(QObject*, QEvent*) from /usr/lib64/libQtCore.so.4+0x6d
#43 0x7f6fe2f93277 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) from /usr/lib64/libQtGui.so.4+0x1e7
#44 /usr/lib64/libQtGui.so.4(+0x22f977) [0x7f6fe2ffa977]
#45 0x7f6fe2ffa198 in QApplication::x11ProcessEvent(_XEvent*) from /usr/lib64/libQtGui.so.4+0x12a8
#46 /usr/lib64/libQtGui.so.4(+0x252272) [0x7f6fe301d272]
#47 /lib64/libglib-2.0.so.0(g_main_context_dispatch+0x287) [0x7f6fdbc30aa7]
#48 /lib64/libglib-2.0.so.0(+0x4dcd8) [0x7f6fdbc30cd8]
#49 /lib64/libglib-2.0.so.0(g_main_context_iteration+0x2c) [0x7f6fdbc30d7c]
#50 0x7f6fe2ab2dfe in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) from /usr/lib64/libQtCore.so.4+0x7e
#51 /usr/lib64/libQtGui.so.4(+0x252336) [0x7f6fe301d336]
#52 0x7f6fe2a89831 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) from /usr/lib64/libQtCore.so.4+0x31
#53 0x7f6fe2a89b0e in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) from /usr/lib64/libQtCore.so.4+0x14e
#54 0x7f6fe2a8e4de in QCoreApplication::exec() from /usr/lib64/libQtCore.so.4+0x8e
#55 0x7f6fe48be2d8 in Gui::Application::runApplication() from /usr/lib64/freecad/lib/libFreeCADGui.so+0x1638
#56 freecad(main+0x8b4) [0x403794]
#57 /lib64/libc.so.6(__libc_start_main+0xf0) [0x7f6fe20137f0]
#58 freecad(_start+0x29) [0x4049d9]