Apologies if this is already known about...
I just installed 2.8.0b1 (using python 2.3.5), fired it up, then tried to add a 'plone site' (2.0.5). The plone site actually did get added, but here's what I got as well:
For the notes:
Latest versions of Plone 2.1 and CMF 1.4 are mostly working with Zope 2.8. There are some issues due some changes in the ZCatalog api.
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