[Zope] HELP - python error 'module not found'

[Ian B]

When I try to start the Zserver:

$ python-1.5 z2.py

it gives me an error - 'can't find zserver module'.

I'm running Linux Redhat 6.0 + Zope, Zserver and Python 1.5.2  RPMS.

What's the problem?

Thanks,
Ian.