[Zope] is it possible to upgrade from 2.9 to 2.13?

Fernando Martins fernando at cmartins.nl
Sun Jul 3 03:30:56 EDT 2011

[resending as original seems to have got lost]

I got stuck with 2.9.9 because 2.10 introduced a major leakage in the 
ZSQL Methods. Now the number of users in my web site have increased and 
other leakages have become also  major issue (e.g., 

I was considering a  major upgrade to 2.12 or 2.13 and I was trying 
2.13.8. However, how can I install products??

It states in 2.12 "What's new" that they are still working but in fact 
merely dropping Products in the site-packages does not add a product.


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