> I think the attribute error on data is just a symptom of the BTree
> failure. The object has no data attribute, because ZODB failed to
> unpickle the object that would be assigned to data.
> I don't know what happened with backwards compatibility for the old
> BTree classes. When Jim and I discussed it a while back, I thought we
> concluded that we would provide a script that would convert all the
> old BTree instances to new BTrees instance. But I don't know if that
> decision stuck or if the script was ever written.
Jim asked about it on zope-dev, and got no response; see:
"Can we forsake database backward compatability on the head for
> This would mean that old databases would not be useable with the
> CVS head in the near term. Would this cause anyone any problems?
I'm happy no one responded to this. Silence is assent, :)
Zope-Dev maillist - [EMAIL PROTECTED]
** No cross posts or HTML encoding! **
(Related lists -