[Zope] PersistentMapping not persistent?

[alex@quad.com.ar]

> Have you tried:
>
> > createUser(self,user,password,roles=[]):
> >    self.data[username]=PersisentMapping()
> >    self.data[username].update({'username': username, 'password':
password, 'roles':roles})

that was it, thanks a lot !!!

Alex