Crash in QmlDesigner::Edit3DAction::~Edit3DAction

0   libsystem_kernel.dylib          0x1953ea868         <unknown>
1   libsystem_c.dylib               0x19535a2c4         abort
2   libsystem_malloc.dylib          0x1952789f4         malloc_vreport
3   libsystem_malloc.dylib          0x19527c208         malloc_report
4   libsystem_malloc.dylib          0x195288db4         find_zone_and_free
5   libQmlDesigner.dylib            0x10a1390c0         QmlDesigner::Edit3DAction::~Edit3DAction (edit3dactions.h:44)
6   libQmlDesigner.dylib            0x10a00865c         std::__1::__tree<T>::destroy (__tree:1801)
7   libQmlDesigner.dylib            0x10a008634         std::__1::__tree<T>::destroy (__tree:1799)
8   libQmlDesigner.dylib            0x10a008628         [inlined] std::__1::__tree<T>::destroy (__tree:1798)
9   libQmlDesigner.dylib            0x10a008628         [inlined] std::__1::__tree<T>::destroy (__tree:1798)
10  libQmlDesigner.dylib            0x10a008628         std::__1::__tree<T>::destroy (__tree:1798)
11  libQmlDesigner.dylib            0x10a00851c         QmlDesigner::Edit3DView::~Edit3DView (edit3dview.h:29)
12  libQmlDesigner.dylib            0x10a10d6f4         QmlDesigner::ViewManagerData::~ViewManagerData (viewmanager.cpp:51)
13  libQmlDesigner.dylib            0x10a109a90         QmlDesigner::ViewManager::~ViewManager (viewmanager.cpp:121)
14  libQmlDesigner.dylib            0x10a030f68         QmlDesigner::QmlDesignerPluginPrivate::~QmlDesignerPluginPrivate (qmldesignerplugin.cpp:133)
15  libQmlDesigner.dylib            0x10a02bed0         QmlDesigner::QmlDesignerPlugin::~QmlDesignerPlugin (qmldesignerplugin.cpp:221)
16  libQmlDesigner.dylib            0x10a02bf14         QmlDesigner::QmlDesignerPlugin::~QmlDesignerPlugin (qmldesignerplugin.cpp:218)
17  libExtensionSystem.4.0.0.dylib  0x100c95930         ExtensionSystem::Internal::PluginSpecPrivate::kill (pluginspec.cpp:1169)
18  libExtensionSystem.4.0.0.dylib  0x100c7fa48         ExtensionSystem::Internal::PluginManagerPrivate::loadPlugin (pluginmanager.cpp:1580)
19  libExtensionSystem.4.0.0.dylib  0x100c8015c         ExtensionSystem::Internal::PluginManagerPrivate::deleteAll (pluginmanager.cpp:1044)
20  libExtensionSystem.4.0.0.dylib  0x100c769a8         ExtensionSystem::Internal::PluginManagerPrivate::shutdown (pluginmanager.cpp:1378)
21  QtCore                          0x1034e3d5c         [inlined] QtPrivate::QSlotObjectBase::call (qobjectdefs_impl.h:363)
22  QtCore                          0x1034e3d5c         doActivate<T> (qobject.cpp:3972)
23  QtCore                          0x10349b688         [inlined] QCoreApplication::aboutToQuit (moc_qcoreapplication.cpp:293)
24  QtCore                          0x10349b688         [inlined] QCoreApplicationPrivate::execCleanup (qcoreapplication.cpp:1367)
25  QtCore                          0x10349b688         QCoreApplication::exec (qcoreapplication.cpp:1351)
26  Qt Design Studio                0x100acf160         main (main.cpp:794)
27  dyld                            0x1950f7e50         <unknown>