[Zope] Possible disaster upgrading to 2.2.4

[Bill Welch]

On Tue, 28 Nov 2000, Jonathan Cheyne wrote:
> Ah, I tried reinstalling zddiscussions, no joy, i tried deleting
> zdiscussions but when you restart zeop it reinstalls the two products as
> broken. 

You have to delete it from lib/python/Products as well, but it's a red
herring for the real issue (see below). 

> i tried a new install of 2.2.4 then copy across my data.fs bits and untar
> various products in use on the site, but, exactly the same message. so it
> may not be th eupgrade but something in 2.2.4 itself that my data.fs
> dislikes.

No, it's your data.fs that's the problem. It's been corrupted the same way
several others have been the past few months (ZDiscussions is suspiciously
overrepresented as the pickled data in the traceback). See the 'Is data.fs
corrupted' thread.

Bill.