[Zope] Upgrade

[Lennart Regebro]

From: "Simone Iannelli" <si at opencity.it>
> i would like to know if i can upgrade zope version (linux) 2.5.1 to 2.7.0.
Is it possible
> or i must uninstall old version and install the new version?

I would install the new version in the new directory, copy all third-party
products and the zodb over to the new installation. That way you have the
old left to revert to if something doesn't work.

This is the common way of upgrading an installation.