Thread 1 received signal SIGTRAP, Trace/breakpoint trap.
0x3d307fbb in ?? () from /usr/local/lib/qt5/libQt5WebKit.so.5
(gdb) where
#0 0x3d307fbb in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#1 0x3d2a8c99 in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#2 0x3d27f22f in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#3 0x3d411c50 in JSC::evaluate(JSC::ExecState*, JSC::SourceCode const&, JSC::JSValue, WTF::NakedPtr<JSC::Exception>&) () at /usr/local/lib/qt5/libQt5WebKit.so.5
#4 0x3d411d9a in JSC::profiledEvaluate(JSC::ExecState*, JSC::ProfilingReason, JSC::SourceCode const&, JSC::JSValue, WTF::NakedPtr<JSC::Exception>&) ()
at /usr/local/lib/qt5/libQt5WebKit.so.5
#5 0x3ddc2016 in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#6 0x3ddc226b in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#7 0x3db6714c in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#8 0x3db65763 in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#9 0x3de60b18 in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#10 0x3de60924 in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#11 0x3de513fe in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#12 0x3de514d7 in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#13 0x3de510ac in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#14 0x3de52015 in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#15 0x3db040d9 in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#16 0x3de9924f in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#17 0x3de9084b in WebCore::DocumentLoader::commitData(char const*, unsigned int) () at /usr/local/lib/qt5/libQt5WebKit.so.5
#18 0x3cfe79cb in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#19 0x3cfe7b05 in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#20 0x3de9269a in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#21 0x3de92903 in WebCore::DocumentLoader::dataReceived(WebCore::CachedResource*, char const*, int) () at /usr/local/lib/qt5/libQt5WebKit.so.5
#22 0x3de92568 in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#23 0x3de917ff in WebCore::DocumentLoader::responseReceived(WebCore::CachedResource*, WebCore::ResourceResponse const&) () at /usr/local/lib/qt5/libQt5WebKit.so.5
#24 0x3de8ecf1 in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#25 0x3de94bcc in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#26 0x3dea6832 in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#27 0x3deadbbb in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#28 0x3debb606 in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#29 0x3debc376 in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#30 0x3debc9c0 in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#31 0x3cfeb976 in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#32 0x3cfebc37 in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#33 0x3debbe7d in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#34 0x3dea614e in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#35 0x3dea3847 in () at /usr/local/lib/qt5/libQt5WebKit.so.5
#36 0x3dea5a3a in WebCore::FrameLoader::load(WebCore::FrameLoadRequest const&) () at /usr/local/lib/qt5/libQt5WebKit.so.5
#37 0x3cfff95c in QWebFrameAdapter::setHtml(QString const&, QUrl const&) () at /usr/local/lib/qt5/libQt5WebKit.so.5
#38 0x3711a311 in QWebFrame::setHtml(QString const&, QUrl const&) () at /usr/local/lib/qt5/libQt5WebKitWidgets.so.5
#39 0x37127a5e in QWebView::setHtml(QString const&, QUrl const&) () at /usr/local/lib/qt5/libQt5WebKitWidgets.so.5
#40 0x335aa5db in WebGui::BrowserView::setHtml(QString const&, QUrl const&) () at /usr/local/FreeCAD/lib/WebGui.so
#41 0x335aa01d in WebGui::BrowserViewPy::setHtml(Py::Tuple const&) () at /usr/local/FreeCAD/lib/WebGui.so
#42 0x335b00b5 in Py::PythonExtension<WebGui::BrowserViewPy>::method_varargs_call_handler(_object*, _object*) () at /usr/local/FreeCAD/lib/WebGui.so
#43 0x29f6daab in () at /usr/local/lib/libpython3.8.so.1.0
#44 0x29f6e536 in PyCFunction_Call () at /usr/local/lib/libpython3.8.so.1.0
#45 0x29f6d48c in _PyObject_MakeTpCall () at /usr/local/lib/libpython3.8.so.1.0
#46 0x2a0269de in () at /usr/local/lib/libpython3.8.so.1.0
#47 0x2a023ae9 in _PyEval_EvalFrameDefault () at /usr/local/lib/libpython3.8.so.1.0
#48 0x2a01dadb in PyEval_EvalFrameEx () at /usr/local/lib/libpython3.8.so.1.0
#49 0x29f6dd5c in () at /usr/local/lib/libpython3.8.so.1.0
#50 0x29f6de77 in _PyFunction_Vectorcall () at /usr/local/lib/libpython3.8.so.1.0
#51 0x29f6d2de in _PyObject_FastCallDict () at /usr/local/lib/libpython3.8.so.1.0
#52 0x29f6e80b in _PyObject_Call_Prepend () at /usr/local/lib/libpython3.8.so.1.0
#53 0x29fc0dac in () at /usr/local/lib/libpython3.8.so.1.0
#54 0x29fbca19 in () at /usr/local/lib/libpython3.8.so.1.0
#55 0x29f6d48c in _PyObject_MakeTpCall () at /usr/local/lib/libpython3.8.so.1.0
#56 0x2a0269de in () at /usr/local/lib/libpython3.8.so.1.0
#57 0x2a023b76 in _PyEval_EvalFrameDefault () at /usr/local/lib/libpython3.8.so.1.0
#58 0x2a01dadb in PyEval_EvalFrameEx () at /usr/local/lib/libpython3.8.so.1.0
#59 0x29f6dd5c in () at /usr/local/lib/libpython3.8.so.1.0
#60 0x29f6de77 in _PyFunction_Vectorcall () at /usr/local/lib/libpython3.8.so.1.0
#61 0x29f6d2de in _PyObject_FastCallDict () at /usr/local/lib/libpython3.8.so.1.0
#62 0x29f6e80b in _PyObject_Call_Prepend () at /usr/local/lib/libpython3.8.so.1.0
#63 0x29fc0dac in () at /usr/local/lib/libpython3.8.so.1.0
#64 0x29fbca19 in () at /usr/local/lib/libpython3.8.so.1.0
#65 0x29f6d48c in _PyObject_MakeTpCall () at /usr/local/lib/libpython3.8.so.1.0
#66 0x2a0269de in () at /usr/local/lib/libpython3.8.so.1.0
#67 0x2a023b76 in _PyEval_EvalFrameDefault () at /usr/local/lib/libpython3.8.so.1.0
#68 0x2a0274eb in _PyEval_EvalCodeWithName () at /usr/local/lib/libpython3.8.so.1.0
#69 0x2a01da26 in PyEval_EvalCode () at /usr/local/lib/libpython3.8.so.1.0
#70 0x2a065f0e in () at /usr/local/lib/libpython3.8.so.1.0
#71 0x2a064e32 in PyRun_StringFlags () at /usr/local/lib/libpython3.8.so.1.0
#72 0x299cba36 in Base::InterpreterSingleton::runString(char const*) () at /usr/local/FreeCAD/lib/libFreeCADBase.so
#73 0x37032eaf in StartGui::Workbench::loadStartPage() () at /usr/local/FreeCAD/lib/StartGui.so
#74 0x370320ae in StartGui::Workbench::activated() () at /usr/local/FreeCAD/lib/StartGui.so
#75 0x2853fd8c in Gui::Application::activateWorkbench(char const*) () at /usr/local/FreeCAD/lib/libFreeCADGui.so
#76 0x2854609a in Gui::Application::runApplication() () at /usr/local/FreeCAD/lib/libFreeCADGui.so