issued to run RegistrationShop

[cat2tom]

Follow the instruction, but could run the program with following errors:

File "C:\Python27\Lib\site-packages\vtk\qt4\QVTKRenderWindowInteractor.py", line 151, in init
QtGui.QWidget.init(self, parent, wflags|QtCore.Qt.MSWindowsOwnDC)

TypeError: QWidget(QWidget parent=None, Qt.WindowFlags flags=0): argument 1 has unexpected type 'RenderWidget'