riverware.exe!std::_Tree<std::_Tset_traits<SimObj* __ptr64,std::less<SimObj* __ptr64>,std::allocator<SimObj* __ptr64>,0> >::_Root()  Line 1789
  riverware.exe!std::_Tree<std::_Tset_traits<SimObj* __ptr64,std::less<SimObj* __ptr64>,std::allocator<SimObj* __ptr64>,0> >::_Copy(const std::_Tree<std::_Tset_traits<SimObj *,std::less<SimObj *>,std::allocator<SimObj *>,0> > & _Right)  Line 1501
  riverware.exe!std::_Tree<std::_Tset_traits<SimObj* __ptr64,std::less<SimObj* __ptr64>,std::allocator<SimObj* __ptr64>,0> >::_Tree<std::_Tset_traits<SimObj* __ptr64,std::less<SimObj* __ptr64>,std::allocator<SimObj* __ptr64>,0> >(const std::_Tree<std::_Tset_traits<SimObj *,std::less<SimObj *>,std::allocator<SimObj *>,0> > & _Right)  Line 717
  riverware.exe!std::set<SimObj* __ptr64,std::less<SimObj* __ptr64>,std::allocator<SimObj* __ptr64> >::set<SimObj* __ptr64,std::less<SimObj* __ptr64>,std::allocator<SimObj* __ptr64> >(const std::set<SimObj *,std::less<SimObj *>,std::allocator<SimObj *> > & _Right)  Line 87 C++
> riverware.exe!WorkspaceSelection::deselectAllSimObjects()  Line 138
  riverware.exe!Workspace::importObjects()  Line 206 C++
  riverware.exe!Workspace::qt_static_metacall(QObject* _o, QMetaObject::Call _c, int _id, void** _a)  Line 272
  QtCored4.dll!QMetaObject::activate(QObject* sender, const QMetaObject* m, int local_signal_index, void** argv)  Line 3538 C++
  QtGuid4.dll!QAction::triggered(bool _t1)  Line 271 C++
  QtGuid4.dll!QAction::activate(QAction::ActionEvent event)  Line 1240 C++
  QtGuid4.dll!QMenuPrivate::activateCausedStack(const QList<QPointer<QWidget> > & causedStack, QAction* action, QAction::ActionEvent action_e, bool self)  Line 1018 C++
  QtGuid4.dll!QMenuPrivate::activateAction(QAction* action, QAction::ActionEvent action_e, bool self)  Line 1111 C++
  QtGuid4.dll!QMenu::mouseReleaseEvent(QMouseEvent* e)  Line 2351 C++
  QtGuid4.dll!QWidget::event(QEvent* event)  Line 8355 C++
  QtGuid4.dll!QMenu::event(QEvent* e)  Line 2460 C++
  QtGuid4.dll!QApplicationPrivate::notify_helper(QObject* receiver, QEvent* e)  Line 4542
  QtGuid4.dll!QApplication::notify(QObject* receiver, QEvent* e)  Line 4085
  QtCored4.dll!QCoreApplication::notifyInternal(QObject* receiver, QEvent* event)  Line 931
  QtCored4.dll!QCoreApplication::sendSpontaneousEvent(QObject* receiver, QEvent* event)  Line 212
  QtGuid4.dll!QApplicationPrivate::sendMouseEvent(QWidget* receiver, QMouseEvent* event, QWidget* alienWidget, QWidget* nativeWidget, QWidget** buttonDown, QPointer<QWidget> & lastMouseReceiver, bool spontaneous)  Line 3151
  QtGuid4.dll!QETWidget::translateMouseEvent(const tagMSG & msg)  Line 3273
  QtGuid4.dll!QtWndProc(HWND__* hwnd, unsigned int message, unsigned __int64 wParam, __int64 lParam)  Line 1687
  user32.dll!0000000076d59bd1()  
  [Frames below may be incorrect and/or missing, no symbols loaded for user32.dll] 
  user32.dll!0000000076d598da()  
  QtCored4.dll!QEventDispatcherWin32::processEvents(QFlags<enum QEventLoop::ProcessEventsFlag>* flags)  Line 792 C++
  QtGuid4.dll!QGuiEventDispatcherWin32::processEvents(QFlags<enum QEventLoop::ProcessEventsFlag>* flags)  Line 1190
  QtCored4.dll!QEventLoop::processEvents(QFlags<enum QEventLoop::ProcessEventsFlag>* flags)  Line 128 C++
  QtCored4.dll!QEventLoop::exec(QFlags<enum QEventLoop::ProcessEventsFlag>* flags)  Line 178
  QtCored4.dll!QCoreApplication::exec()  Line 1203
  QtGuid4.dll!QApplication::exec()  Line 3804 C++
  riverware.exe!rwGUIExecute()  Line 143 C++
  riverware.exe!interactiveMode(int argc, char** argv, bool isRunAllowed)  Line 679
  riverware.exe!main(int argc, char** argv)  Line 604
  riverware.exe!WinMain(HINSTANCE__* instance, HINSTANCE__* prevInstance, char* __formal, int cmdShow)  Line 129
  riverware.exe!__tmainCRTStartup()  Line 547
  riverware.exe!WinMainCRTStartup()  Line 371 C
  kernel32.dll!0000000076ad652d()  
  ntdll.dll!0000000076fbc521()