Hi Ricardo, Can you be more specific? Pre 2.4 Zopes running Python 1.5 are going to use the 'DCO2-NT-Beta3.ZIP'. Zope 2.4 needs the '2.1 Linked NT Beta 3 build'. I can verify that the latter works with Zope 2.4 and Oracle 8.1.5 (at least on my machine ;->). Jim