Ralph vd Houdt writes: > When I try to import my exported 2.5 Products and ZClasses on a 2.6 > installation it give me the error: > > ImportError: No module named iclass > > Can anyone give me advice on upgrading to 2.6 without these errors? This may be the "iclass" module in "lib/python/Interface/". Copy it from Zope 2.5 and see whether the problem disappears. Dieter