(Learn to use better subject lines!) Vandana Bajaj wrote: > /Zope-2.6.2-linux2-x86/lib/python2.1/lib-dynload/psycopgmodule.so: > undefined symbol: PyType_IsSubtype Looks like you didn't manage to compile it properly, maybe you compiled it to the wrong python version... Chris -- Simplistix - Content Management, Zope & Python Consulting - http://www.simplistix.co.uk