[Zope] dtml-tree causing authorization errors

[yves@njc.ch]

I had read the Upgrade document, but hadn't followed the link to read the actual
Security How-To document. That definitely did the trick, thanks a lot for your
help!

 ..Yves

Quoting Dieter Maurer <dieter@handshake.de>:

> yves@njc.ch writes:
>  > I've stumbled upon a strange problem with dtml-tree in version 2.2.5
> (the
>  > problems occurs in the same way in any of the 2.2.x version), but didn't
> exhibit
>  > itself in 2.1.6:
> You should read Brian's excellent "Upgrade to 2.2.x" document.
> It will explain you the changes in the protection policy
> and what class authors must do that the instances do not
> throw Unauthorized exceptions when accessed.
>
>
> Dieter
>