SNIP > Is 2.7 working with Python 2.3? Yes. I got this Zope-2.7.0b2 working on ---------------------------------- Python 2.3.2 (#3, Oct 4 2003, 15:13:37) [GCC 2.96 20000731 (Red Hat Linux 7.2 2.96-112.7.2)] on linux2 ---------------------------------- Migrated a site from 2.5.1. Cheers