[Toponaming] Opening a PartDesign sketch with invalid external geometry crashes FreeCAD

[jffmichi]

[Toponaming] Opening a PartDesign sketch with invalid external geometry crashes FreeCAD

[xtemp09]

Here is the backtrace.

Backtrace

Process 1731 stopped
* thread #1, name = 'FreeCAD', stop reason = signal SIGSEGV: address not mapped to object (fault address: 0x0)
    frame #0: 0x00007fff93b06937 SketcherGui.so`SketcherGui::EditModeGeometryCoinManager::updateGeometryColor(Sketcher::GeoListModel<std::unique_ptr<Sketcher::GeometryFacade const, std::default_delete<Sketcher::GeometryFacade const>>> const&, bool) [inlined] std::vector<int, std::allocator<int>>::operator[](__n=0, this=size=0) at stl_vector.h:1126:39
   1123       operator[](size_type __n) _GLIBCXX_NOEXCEPT
   1124       {
   1125         __glibcxx_requires_subscript(__n);
-> 1126         return *(this->_M_impl._M_start + __n);
   1127       }
   1128
   1129       /**
(lldb) bt
* thread #1, name = 'FreeCAD', stop reason = signal SIGSEGV: address not mapped to object (fault address: 0x0)
  * frame #0: 0x00007fff93b06937 SketcherGui.so`SketcherGui::EditModeGeometryCoinManager::updateGeometryColor(Sketcher::GeoListModel<std::unique_ptr<Sketcher::GeometryFacade const, std::default_delete<Sketcher::GeometryFacade const>>> const&, bool) [inlined] std::vector<int, std::allocator<int>>::operator[](__n=0, this=size=0) at stl_vector.h:1126:39
    frame #1: 0x00007fff93b0692c SketcherGui.so`SketcherGui::EditModeGeometryCoinManager::updateGeometryColor(Sketcher::GeoListModel<std::unique_ptr<Sketcher::GeometryFacade const, std::default_delete<Sketcher::GeometryFacade const>>> const&, bool) [inlined] SketcherGui::CoinMapping::getPointGeoId(layerindex=0, pointindex=0, this=0x000055555ac10078) at EditModeCoinManagerParameters.h:488:53
    frame #2: 0x00007fff93b0691a SketcherGui.so`SketcherGui::EditModeGeometryCoinManager::updateGeometryColor(this=0x0000555555e47a40, geolistfacade=0x00007fffffffafa0, issketchinvalid=false) at EditModeGeometryCoinManager.cpp:195:50
    frame #3: 0x00007fff93b01f02 SketcherGui.so`SketcherGui::EditModeCoinManager::updateColor(this=0x000055555ac0fde0, geolistfacade=0x00007fffffffafa0) at EditModeCoinManager.cpp:884:54
    frame #4: 0x00007fff93b01fc5 SketcherGui.so`SketcherGui::EditModeCoinManager::updateColor(this=0x000055555ac0fde0) at EditModeCoinManager.cpp:877:16
    frame #5: 0x00007fff93b1cf5f SketcherGui.so`SketcherGui::ViewProviderSketch::updateColor(this=0x000055555abeffb0) at ViewProviderSketch.cpp:2607:33
    frame #6: 0x00007fff93b2165b SketcherGui.so`SketcherGui::ViewProviderSketch::onSelectionChanged(this=0x000055555abeffb0, msg=0x00007fffffffb6a0) at ViewProviderSketch.cpp:2226:30
    frame #7: 0x00007ffff71ced1f libFreeCADGui.so`Gui::SelectionObserver::_onSelectionChanged(this=<unavailable>, msg=<unavailable>) at Selection.cpp:152:27
    frame #8: 0x00007ffff71dd5cb libFreeCADGui.so`void std::__invoke_impl<void, void (Gui::SelectionObserver::*&)(Gui::SelectionChanges const&), Gui::SelectionObserver*&, Gui::SelectionChanges const&>((null)=__invoke_memfun_deref @ 0x00007fffffffb300, __f=<unavailable>, __t=<unavailable>, (null)=<unavailable>) at invoke.h:74:46
    frame #9: 0x00007ffff71dd5e9 libFreeCADGui.so`boost::detail::function::void_function_obj_invoker1<std::_Bind<void (Gui::SelectionObserver::* (Gui::SelectionObserver*, std::_Placeholder<1>))(Gui::SelectionChanges const&)>, void, Gui::SelectionChanges const&>::invoke(boost::detail::function::function_buffer&, Gui::SelectionChanges const&) [inlined] std::__invoke_result<void (Gui::SelectionObserver::*&)(Gui::SelectionChanges const&), Gui::SelectionObserver*&, Gui::SelectionChanges const&>::type std::__invoke<void (Gui::SelectionObserver::*&)(Gui::SelectionChanges const&), Gui::SelectionObserver*&, Gui::SelectionChanges const&>((null)=0x00007fffffffb6a0, (null)=<unavailable>, __fn=<unavailable>) at invoke.h:96:40
    frame #10: 0x00007ffff71dd5e4 libFreeCADGui.so`boost::detail::function::void_function_obj_invoker1<std::_Bind<void (Gui::SelectionObserver::* (Gui::SelectionObserver*, std::_Placeholder<1>))(Gui::SelectionChanges const&)>, void, Gui::SelectionChanges const&>::invoke(boost::detail::function::function_buffer&, Gui::SelectionChanges const&) [inlined] void std::_Bind<void (Gui::SelectionObserver::* (Gui::SelectionObserver*, std::_Placeholder<1>))(Gui::SelectionChanges const&)>::__call<void, Gui::SelectionChanges const&, 0ul, 1ul>((null)=<unavailable>, __args=0x00007fffffffb308, this=<unavailable>) at functional:506:24
    frame #11: 0x00007ffff71dd5e0 libFreeCADGui.so`boost::detail::function::void_function_obj_invoker1<std::_Bind<void (Gui::SelectionObserver::* (Gui::SelectionObserver*, std::_Placeholder<1>))(Gui::SelectionChanges const&)>, void, Gui::SelectionChanges const&>::invoke(boost::detail::function::function_buffer&, Gui::SelectionChanges const&) [inlined] void std::_Bind<void (Gui::SelectionObserver::* (Gui::SelectionObserver*, std::_Placeholder<1>))(Gui::SelectionChanges const&)>::operator()<Gui::SelectionChanges const&, void>((null)=0x00007fffffffb6a0, this=<unavailable>) at functional:591:32
    frame #12: 0x00007ffff71dd5dc libFreeCADGui.so`boost::detail::function::void_function_obj_invoker1<std::_Bind<void (Gui::SelectionObserver::* (Gui::SelectionObserver*, std::_Placeholder<1>))(Gui::SelectionChanges const&)>, void, Gui::SelectionChanges const&>::invoke(function_obj_ptr=<unavailable>, a0=0x00007fffffffb6a0) at function_template.hpp:158:11
    frame #13: 0x00007ffff6f2148b libFreeCADGui.so`boost::function1<void, Gui::SelectionChanges const&>::operator()(this=<unavailable>, a0=<unavailable>) const at function_template.hpp:763:28
    frame #14: 0x00007ffff6f21549 libFreeCADGui.so`boost::signals2::detail::void_type boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>::operator()<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>(boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>> const&) const [inlined] boost::signals2::detail::void_type boost::signals2::detail::call_with_tuple_args<boost::signals2::detail::void_type>::m_invoke<boost::function<void (Gui::SelectionChanges const&)>, 0u, Gui::SelectionChanges const&>((null)=0x0000000000000000, args=0x00007fffffffb5c0, (null)=<unavailable>, func=<unavailable>, this=<unavailable>) const at variadic_slot_invoker.hpp:105:15
    frame #15: 0x00007ffff6f2153d libFreeCADGui.so`boost::signals2::detail::void_type boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>::operator()<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>(boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>> const&) const [inlined] boost::signals2::detail::void_type boost::signals2::detail::call_with_tuple_args<boost::signals2::detail::void_type>::operator()<boost::function<void (Gui::SelectionChanges const&)>, Gui::SelectionChanges const&, 1ul>((null)=<unavailable>, args=0x00007fffffffb5c0, func=<unavailable>, this=<unavailable>) const at variadic_slot_invoker.hpp:90:32
    frame #16: 0x00007ffff6f2153d libFreeCADGui.so`boost::signals2::detail::void_type boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>::operator()<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>(this=0x00007fffffffb5c0, connectionBody=<unavailable>) const at variadic_slot_invoker.hpp:133:53
    frame #17: 0x00007ffff6f2157d libFreeCADGui.so`boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>::dereference(this=0x00007fffffffb3b0) const at slot_call_iterator.hpp:110:43
    frame #18: 0x00007ffff6f23bd0 libFreeCADGui.so`void boost::signals2::optional_last_value<void>::operator()<boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>(boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>, boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>) const [inlined] boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>::reference boost::iterators::iterator_core_access::dereference<boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>(f=0x00007fffffffb3b0) at iterator_facade.hpp:550:31
    frame #19: 0x00007ffff6f23bc7 libFreeCADGui.so`void boost::signals2::optional_last_value<void>::operator()<boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>(boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>, boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>) const [inlined] boost::iterators::detail::iterator_facade_base<boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>, boost::signals2::detail::void_type, boost::iterators::single_pass_traversal_tag, boost::signals2::detail::void_type const&, long, false, false>::operator*(this=0x00007fffffffb3b0) const at iterator_facade.hpp:656:53
    frame #20: 0x00007ffff6f23bc7 libFreeCADGui.so`void boost::signals2::optional_last_value<void>::operator()<boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>(this=<unavailable>, first=slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, const Gui::SelectionChanges&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void(const Gui::SelectionChanges&), boost::function<void(const Gui::SelectionChanges&)> >, boost::signals2::mutex> > >, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void(const Gui::SelectionChanges&), boost::function<void(const Gui::SelectionChanges&)> >, boost::signals2::mutex> > @ 0x00007fffffffb3b0, last=slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, const Gui::SelectionChanges&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void(const Gui::SelectionChanges&), boost::function<void(const Gui::SelectionChanges&)> >, boost::signals2::mutex> > >, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void(const Gui::SelectionChanges&), boost::function<void(const Gui::SelectionChanges&)> >, boost::signals2::mutex> > @ 0x00007fffffffb3d0) const at optional_last_value.hpp:57:13
    frame #21: 0x00007ffff6f23e3d libFreeCADGui.so`boost::signals2::detail::signal_impl<void (Gui::SelectionChanges const&), boost::signals2::optional_last_value<void>, int, std::less<int>, boost::function<void (Gui::SelectionChanges const&)>, boost::function<void (boost::signals2::connection const&, Gui::SelectionChanges const&)>, boost::signals2::mutex>::operator()(Gui::SelectionChanges const&) [inlined] void boost::signals2::detail::combiner_invoker<void>::operator()<boost::signals2::optional_last_value<void>, boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>(last=slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, const Gui::SelectionChanges&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void(const Gui::SelectionChanges&), boost::function<void(const Gui::SelectionChanges&)> >, boost::signals2::mutex> > >, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void(const Gui::SelectionChanges&), boost::function<void(const Gui::SelectionChanges&)> >, boost::signals2::mutex> > @ 0x00007fffffffb490, first=slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, const Gui::SelectionChanges&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void(const Gui::SelectionChanges&), boost::function<void(const Gui::SelectionChanges&)> >, boost::signals2::mutex> > >, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void(const Gui::SelectionChanges&), boost::function<void(const Gui::SelectionChanges&)> >, boost::signals2::mutex> > @ 0x00007fffffffb470, combiner=<unavailable>, this=<unavailable>) const at result_type_wrapper.hpp:64:19
    frame #22: 0x00007ffff6f23e0d libFreeCADGui.so`boost::signals2::detail::signal_impl<void (Gui::SelectionChanges const&), boost::signals2::optional_last_value<void>, int, std::less<int>, boost::function<void (Gui::SelectionChanges const&)>, boost::function<void (boost::signals2::connection const&, Gui::SelectionChanges const&)>, boost::signals2::mutex>::operator()(this=<unavailable>, args#0=0x00007fffffffb6a0) at signal_template.hpp:243:13
    frame #23: 0x00007ffff6f23f0c libFreeCADGui.so`boost::signals2::signal<void (Gui::SelectionChanges const&), boost::signals2::optional_last_value<void>, int, std::less<int>, boost::function<void (Gui::SelectionChanges const&)>, boost::function<void (boost::signals2::connection const&, Gui::SelectionChanges const&)>, boost::signals2::mutex>::operator()(this=<unavailable>, args#0=0x00007fffffffb6a0) at signal_template.hpp:722:25
    frame #24: 0x00007ffff71d00e2 libFreeCADGui.so`Gui::SelectionSingleton::slotSelectionChanged(this=0x0000555555b99280, msg=0x000055555ae549e0) at Selection.cpp:581:36
    frame #25: 0x00007ffff71dd6b1 libFreeCADGui.so`void std::__invoke_impl<void, void (Gui::SelectionSingleton::*&)(Gui::SelectionChanges const&), Gui::SelectionSingleton*&, Gui::SelectionChanges const&>((null)=__invoke_memfun_deref @ 0x00007fffffffb800, __f=<unavailable>, __t=<unavailable>, (null)=<unavailable>) at invoke.h:74:46
    frame #26: 0x00007ffff71dd6cf libFreeCADGui.so`boost::detail::function::void_function_obj_invoker1<std::_Bind<void (Gui::SelectionSingleton::* (Gui::SelectionSingleton*, std::_Placeholder<1>))(Gui::SelectionChanges const&)>, void, Gui::SelectionChanges const&>::invoke(boost::detail::function::function_buffer&, Gui::SelectionChanges const&) [inlined] std::__invoke_result<void (Gui::SelectionSingleton::*&)(Gui::SelectionChanges const&), Gui::SelectionSingleton*&, Gui::SelectionChanges const&>::type std::__invoke<void (Gui::SelectionSingleton::*&)(Gui::SelectionChanges const&), Gui::SelectionSingleton*&, Gui::SelectionChanges const&>((null)=0x000055555ae549e0, (null)=<unavailable>, __fn=<unavailable>) at invoke.h:96:40
    frame #27: 0x00007ffff71dd6ca libFreeCADGui.so`boost::detail::function::void_function_obj_invoker1<std::_Bind<void (Gui::SelectionSingleton::* (Gui::SelectionSingleton*, std::_Placeholder<1>))(Gui::SelectionChanges const&)>, void, Gui::SelectionChanges const&>::invoke(boost::detail::function::function_buffer&, Gui::SelectionChanges const&) [inlined] void std::_Bind<void (Gui::SelectionSingleton::* (Gui::SelectionSingleton*, std::_Placeholder<1>))(Gui::SelectionChanges const&)>::__call<void, Gui::SelectionChanges const&, 0ul, 1ul>((null)=<unavailable>, __args=0x00007fffffffb808, this=<unavailable>) at functional:506:24
    frame #28: 0x00007ffff71dd6c6 libFreeCADGui.so`boost::detail::function::void_function_obj_invoker1<std::_Bind<void (Gui::SelectionSingleton::* (Gui::SelectionSingleton*, std::_Placeholder<1>))(Gui::SelectionChanges const&)>, void, Gui::SelectionChanges const&>::invoke(boost::detail::function::function_buffer&, Gui::SelectionChanges const&) [inlined] void std::_Bind<void (Gui::SelectionSingleton::* (Gui::SelectionSingleton*, std::_Placeholder<1>))(Gui::SelectionChanges const&)>::operator()<Gui::SelectionChanges const&, void>((null)=0x000055555ae549e0, this=<unavailable>) at functional:591:32
    frame #29: 0x00007ffff71dd6c2 libFreeCADGui.so`boost::detail::function::void_function_obj_invoker1<std::_Bind<void (Gui::SelectionSingleton::* (Gui::SelectionSingleton*, std::_Placeholder<1>))(Gui::SelectionChanges const&)>, void, Gui::SelectionChanges const&>::invoke(function_obj_ptr=<unavailable>, a0=0x000055555ae549e0) at function_template.hpp:158:11
    frame #30: 0x00007ffff6f2148b libFreeCADGui.so`boost::function1<void, Gui::SelectionChanges const&>::operator()(this=<unavailable>, a0=<unavailable>) const at function_template.hpp:763:28
    frame #31: 0x00007ffff6f21549 libFreeCADGui.so`boost::signals2::detail::void_type boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>::operator()<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>(boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>> const&) const [inlined] boost::signals2::detail::void_type boost::signals2::detail::call_with_tuple_args<boost::signals2::detail::void_type>::m_invoke<boost::function<void (Gui::SelectionChanges const&)>, 0u, Gui::SelectionChanges const&>((null)=0x0000000000000000, args=0x00007fffffffbac0, (null)=<unavailable>, func=<unavailable>, this=<unavailable>) const at variadic_slot_invoker.hpp:105:15
    frame #32: 0x00007ffff6f2153d libFreeCADGui.so`boost::signals2::detail::void_type boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>::operator()<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>(boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>> const&) const [inlined] boost::signals2::detail::void_type boost::signals2::detail::call_with_tuple_args<boost::signals2::detail::void_type>::operator()<boost::function<void (Gui::SelectionChanges const&)>, Gui::SelectionChanges const&, 1ul>((null)=<unavailable>, args=0x00007fffffffbac0, func=<unavailable>, this=<unavailable>) const at variadic_slot_invoker.hpp:90:32
    frame #33: 0x00007ffff6f2153d libFreeCADGui.so`boost::signals2::detail::void_type boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>::operator()<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>(this=0x00007fffffffbac0, connectionBody=<unavailable>) const at variadic_slot_invoker.hpp:133:53
    frame #34: 0x00007ffff6f2157d libFreeCADGui.so`boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>::dereference(this=0x00007fffffffb8b0) const at slot_call_iterator.hpp:110:43
    frame #35: 0x00007ffff6f23bd0 libFreeCADGui.so`void boost::signals2::optional_last_value<void>::operator()<boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>(boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>, boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>) const [inlined] boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>::reference boost::iterators::iterator_core_access::dereference<boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>(f=0x00007fffffffb8b0) at iterator_facade.hpp:550:31
    frame #36: 0x00007ffff6f23bc7 libFreeCADGui.so`void boost::signals2::optional_last_value<void>::operator()<boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>(boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>, boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>) const [inlined] boost::iterators::detail::iterator_facade_base<boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>, boost::signals2::detail::void_type, boost::iterators::single_pass_traversal_tag, boost::signals2::detail::void_type const&, long, false, false>::operator*(this=0x00007fffffffb8b0) const at iterator_facade.hpp:656:53
    frame #37: 0x00007ffff6f23bc7 libFreeCADGui.so`void boost::signals2::optional_last_value<void>::operator()<boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>(this=<unavailable>, first=slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, const Gui::SelectionChanges&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void(const Gui::SelectionChanges&), boost::function<void(const Gui::SelectionChanges&)> >, boost::signals2::mutex> > >, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void(const Gui::SelectionChanges&), boost::function<void(const Gui::SelectionChanges&)> >, boost::signals2::mutex> > @ 0x00007fffffffb8b0, last=slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, const Gui::SelectionChanges&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void(const Gui::SelectionChanges&), boost::function<void(const Gui::SelectionChanges&)> >, boost::signals2::mutex> > >, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void(const Gui::SelectionChanges&), boost::function<void(const Gui::SelectionChanges&)> >, boost::signals2::mutex> > @ 0x00007fffffffb8d0) const at optional_last_value.hpp:57:13
    frame #38: 0x00007ffff6f23e3d libFreeCADGui.so`boost::signals2::detail::signal_impl<void (Gui::SelectionChanges const&), boost::signals2::optional_last_value<void>, int, std::less<int>, boost::function<void (Gui::SelectionChanges const&)>, boost::function<void (boost::signals2::connection const&, Gui::SelectionChanges const&)>, boost::signals2::mutex>::operator()(Gui::SelectionChanges const&) [inlined] void boost::signals2::detail::combiner_invoker<void>::operator()<boost::signals2::optional_last_value<void>, boost::signals2::detail::slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, Gui::SelectionChanges const&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int>>, boost::signals2::slot<void (Gui::SelectionChanges const&), boost::function<void (Gui::SelectionChanges const&)>>, boost::signals2::mutex>>>(last=slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, const Gui::SelectionChanges&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void(const Gui::SelectionChanges&), boost::function<void(const Gui::SelectionChanges&)> >, boost::signals2::mutex> > >, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void(const Gui::SelectionChanges&), boost::function<void(const Gui::SelectionChanges&)> >, boost::signals2::mutex> > @ 0x00007fffffffb990, first=slot_call_iterator_t<boost::signals2::detail::variadic_slot_invoker<boost::signals2::detail::void_type, const Gui::SelectionChanges&>, std::_List_iterator<boost::shared_ptr<boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void(const Gui::SelectionChanges&), boost::function<void(const Gui::SelectionChanges&)> >, boost::signals2::mutex> > >, boost::signals2::detail::connection_body<std::pair<boost::signals2::detail::slot_meta_group, boost::optional<int> >, boost::signals2::slot<void(const Gui::SelectionChanges&), boost::function<void(const Gui::SelectionChanges&)> >, boost::signals2::mutex> > @ 0x00007fffffffb970, combiner=<unavailable>, this=<unavailable>) const at result_type_wrapper.hpp:64:19
    frame #39: 0x00007ffff6f23e0d libFreeCADGui.so`boost::signals2::detail::signal_impl<void (Gui::SelectionChanges const&), boost::signals2::optional_last_value<void>, int, std::less<int>, boost::function<void (Gui::SelectionChanges const&)>, boost::function<void (boost::signals2::connection const&, Gui::SelectionChanges const&)>, boost::signals2::mutex>::operator()(this=<unavailable>, args#0=0x000055555ae549e0) at signal_template.hpp:243:13
    frame #40: 0x00007ffff6f23f0c libFreeCADGui.so`boost::signals2::signal<void (Gui::SelectionChanges const&), boost::signals2::optional_last_value<void>, int, std::less<int>, boost::function<void (Gui::SelectionChanges const&)>, boost::function<void (boost::signals2::connection const&, Gui::SelectionChanges const&)>, boost::signals2::mutex>::operator()(this=<unavailable>, args#0=0x000055555ae549e0) at signal_template.hpp:722:25
    frame #41: 0x00007ffff71d2e98 libFreeCADGui.so`Gui::SelectionSingleton::notify(this=0x0000555555b99280, Chng=<unavailable>) at Selection.cpp:424:39
    frame #42: 0x00007ffff71d33cf libFreeCADGui.so`Gui::SelectionSingleton::rmvPreselect(this=0x0000555555b99280, signal=false) at Selection.cpp:806:11
    frame #43: 0x00007ffff6eef8b4 libFreeCADGui.so`Gui::TreeWidget::leaveEvent(this=0x0000555555c20e40, event=<unavailable>) at Tree.cpp:3121:33
    frame #44: 0x00007ffff49bb4ba libQt5Widgets.so.5`QWidget::event(this=0x0000555555c20e40, event=0x00007fffffffc5b0) at qwidget.cpp:8814:19
    frame #45: 0x00007ffff4a83653 libQt5Widgets.so.5`QFrame::event(this=0x0000555555c20e40, e=0x00007fffffffc5b0) at qframe.cpp:550:33
    frame #46: 0x00007ffff4a8651e libQt5Widgets.so.5`QAbstractScrollArea::event(this=0x0000555555c20e40, e=0x00007fffffffc5b0) at qabstractscrollarea.cpp:1044:29
    frame #47: 0x00007ffff4c48c45 libQt5Widgets.so.5`QAbstractItemView::event(this=0x0000555555c20e40, event=0x00007fffffffc5b0) at qabstractitemview.cpp:1685:38
    frame #48: 0x00007ffff4cda367 libQt5Widgets.so.5`QTreeWidget::event(this=0x0000555555c20e40, e=0x00007fffffffc5b0) at qtreewidget.cpp:3598:28
    frame #49: 0x00007ffff6f0bf99 libFreeCADGui.so`Gui::TreeWidget::event(this=<unavailable>, e=<unavailable>) at Tree.cpp:1555:30
    frame #50: 0x00007ffff496eee3 libQt5Widgets.so.5`QApplicationPrivate::notify_helper(this=0x0000555555941270, receiver=0x0000555555c20e40, e=0x00007fffffffc5b0) at qapplication.cpp:3640:31
    frame #51: 0x00007ffff4977915 libQt5Widgets.so.5`QApplication::notify(this=0x00007fffffffd780, receiver=0x0000555555c20e40, e=0x00007fffffffc5b0) at qapplication.cpp:3590:31
    frame #52: 0x00007ffff6d23948 libFreeCADGui.so`Gui::GUIApplication::notify(this=0x00007fffffffd780, receiver=0x0000555555c20e40, event=0x00007fffffffc5b0) at GuiApplication.cpp:83:40
    frame #53: 0x00007ffff3cb3cdd libQt5Core.so.5`QCoreApplication::notifyInternal2(receiver=0x0000555555c20e40, event=0x00007fffffffc5b0) at qcoreapplication.cpp:1064:24
    frame #54: 0x00007ffff3cb3f5a libQt5Core.so.5`QCoreApplication::sendEvent(receiver=<unavailable>, event=<unavailable>) at qcoreapplication.cpp:1462:27
    frame #55: 0x00007ffff4976099 libQt5Widgets.so.5`QApplicationPrivate::dispatchEnterLeave(enter=0x0000555555e46b90, leave=<unavailable>, globalPosF=0x00007fffffffc870) at qapplication.cpp:2251:40
    frame #56: 0x00007ffff4976dda libQt5Widgets.so.5`QApplicationPrivate::sendMouseEvent(receiver=0x0000555555e46b90, event=0x00007fffffffc830, alienWidget=0x0000555555e46b90, nativeWidget=0x00007fffffffd7c0, buttonDown=0x00007ffff4f57a30, lastMouseReceiver=0x00007ffff4f57a10, spontaneous=true, onlyDispatchEnterLeave=false) at qapplication.cpp:2599:35
    frame #57: 0x00007ffff49d84eb libQt5Widgets.so.5`QWidgetWindow::handleMouseEvent(this=0x000055555698fdf0, event=0x00007fffffffce90) at qwidgetwindow.cpp:684:44
    frame #58: 0x00007ffff49dbf0a libQt5Widgets.so.5`QWidgetWindow::event(this=0x000055555698fdf0, event=0x00007fffffffce90) at qwidgetwindow.cpp:300:25
    frame #59: 0x00007ffff496eee3 libQt5Widgets.so.5`QApplicationPrivate::notify_helper(this=0x0000555555941270, receiver=0x000055555698fdf0, e=0x00007fffffffce90) at qapplication.cpp:3640:31
    frame #60: 0x00007ffff497788e libQt5Widgets.so.5`QApplication::notify(this=0x00007fffffffd780, receiver=0x000055555698fdf0, e=0x00007fffffffce90) at qapplication.cpp:2980:31
    frame #61: 0x00007ffff6d23948 libFreeCADGui.so`Gui::GUIApplication::notify(this=0x00007fffffffd780, receiver=0x000055555698fdf0, event=0x00007fffffffce90) at GuiApplication.cpp:83:40
    frame #62: 0x00007ffff3cb3cdd libQt5Core.so.5`QCoreApplication::notifyInternal2(receiver=0x000055555698fdf0, event=0x00007fffffffce90) at qcoreapplication.cpp:1064:24
    frame #63: 0x00007ffff3cb3f78 libQt5Core.so.5`QCoreApplication::sendSpontaneousEvent(receiver=<unavailable>, event=<unavailable>) at qcoreapplication.cpp:1474:27
    frame #64: 0x00007ffff412abf3 libQt5Gui.so.5`QGuiApplicationPrivate::processMouseEvent(e=0x00005555590ee450) at qguiapplication.cpp:2285:42
    frame #65: 0x00007ffff412c5e8 libQt5Gui.so.5`QGuiApplicationPrivate::processWindowSystemEvent(e=0x00005555590ee450) at qguiapplication.cpp:2005:50
    frame #66: 0x00007ffff4106188 libQt5Gui.so.5`QWindowSystemInterface::sendWindowSystemEvents(flags=(i = 36)) at qwindowsysteminterface.cpp:1169:61
    frame #67: 0x00007fffedebb104 libQt5XcbQpa.so.5`xcbSourceDispatch(source=<unavailable>, (null)=<unavailable>, (null)=<unavailable>) at qxcbeventdispatcher.cpp:105:51
    frame #68: 0x00007ffff351bd3b libglib-2.0.so.0`g_main_context_dispatch + 619
    frame #69: 0x00007ffff35712b8 libglib-2.0.so.0`___lldb_unnamed_symbol2709 + 488
    frame #70: 0x00007ffff35193e3 libglib-2.0.so.0`g_main_context_iteration + 51
    frame #71: 0x00007ffff3d20d83 libQt5Core.so.5`QEventDispatcherGlib::processEvents(this=0x00005555558712f0, flags=(i = 36)) at qeventdispatcher_glib.cpp:423:43
    frame #72: 0x00007fffedebb4c4 libQt5XcbQpa.so.5`QXcbGlibEventDispatcher::processEvents(this=<unavailable>, flags=<unavailable>) at qxcbeventdispatcher.cpp:143:47
    frame #73: 0x00007ffff3cb165f libQt5Core.so.5`QEventLoop::processEvents(this=0x00007fffffffd280, flags=<unavailable>) at qeventloop.cpp:142:68
    frame #74: 0x00007ffff3cb1d00 libQt5Core.so.5`QEventLoop::exec(this=0x00007fffffffd280, flags=(i = 0)) at qeventloop.cpp:235:22
    frame #75: 0x00007ffff3cbc6a3 libQt5Core.so.5`QCoreApplication::exec() at qcoreapplication.cpp:1375:36
    frame #76: 0x00007ffff411dca6 libQt5Gui.so.5`QGuiApplication::exec() at qguiapplication.cpp:1870:34
    frame #77: 0x00007ffff496ee4d libQt5Widgets.so.5`QApplication::exec() at qapplication.cpp:2832:33
    frame #78: 0x00007ffff6c76fab libFreeCADGui.so`(anonymous namespace)::tryRunEventLoop(mainApp=0x00007fffffffd780) at Application.cpp:2042:23
    frame #79: 0x00007ffff6c77274 libFreeCADGui.so`(anonymous namespace)::runEventLoop(mainApp=0x00007fffffffd780) at Application.cpp:2062:24
    frame #80: 0x00007ffff6c7b0ee libFreeCADGui.so`Gui::Application::runApplication() at Application.cpp:2139:17
    frame #81: 0x000055555556a3a5 FreeCAD`main(argc=<unavailable>, argv=<unavailable>) at MainGui.cpp:297:45
    frame #82: 0x00007ffff3229d90 libc.so.6`__libc_start_call_main(main=(FreeCAD`main at MainGui.cpp:107:1), argc=1, argv=0x00007fffffffdd58) at libc_start_call_main.h:58:16
    frame #83: 0x00007ffff3229e40 libc.so.6`__libc_start_main_impl(main=(FreeCAD`main at MainGui.cpp:107:1), argc=1, argv=0x00007fffffffdd58, init=<unavailable>, fini=<unavailable>, rtld_fini=<unavailable>, stack_end=0x00007fffffffdd48) at libc-start.c:392:3
    frame #84: 0x0000555555569c05 FreeCAD`_start + 37
(lldb)

OS: Ubuntu 22.04.4 LTS (KDE/plasma)
Word size of FreeCAD: 64-bit
Version: 0.22.0dev.37665 (Git)
Build type: Debug
Branch: main
Hash: 62463fa0bd2c6962550ef67f94ca527b81b21cd9
Python 3.10.12, Qt 5.15.14, Coin 4.0.2, Vtk 9.1.0, OCC 7.5.1
Locale: English/United States (en_US)

[maxwxyz]

@bgbsww FYI

[bgbsww]

Thanks for this, it is definitely an issue. Now looking at it.