[Zope] unable to use Zope PTK

hi, this is a newbie trying to get zope PTK to work. I installed PTK on a win2k system. The installation was fine, can see the portal in the available objects lists. but when i use the object ortal, the wizard start up but when i am completing it (after the login creation step)it gives the error Error Type: AttributeError Error Value: 'None' object has no attribute 'setMemberProperties' what does it mean. any solutions. and why are there two products listed at PTK page. thanx