Gijs Reulen wrote: Files\Zope_216\lib\python\Products\ZPatterns\Proxy.py", > line 2, in ? > from AccessControl import getSecurityManager > ImportError: cannot import name getSecurityManager It looks like 0.4.1snap1 needs Zope 2.2 for the new Security interface. I see from the path you're using 2.1.6, I suspect that's the problem. cheers, Chris