[Zope] help me!

Sat Oct 2 22:45:52 EDT 2004

Thank you read my letter.
I install the Zope first , there is some error , I can't fix it . Can you help me
?
After I install zope2.7.2 , I run it . Those error find in the screen:

2004-10-03T10:07:42 INFO(0) ZServer HTTP server started at Sun Oct  3 10:07:42 2
004
        Hostname: localhost.localdomain
        Port: 8080
------
2004-10-03T10:07:42 INFO(0) ZServer FTP server started at Sun Oct  3 10:07:42 20
04
        Hostname: localhost.localdomain
        Port: 8021
------
2004-10-03T10:07:42 PANIC(300) Zope A user was not specified to setuid to; fix t
his to start as root (change the effective-user directive in zope.conf)
Traceback (most recent call last):
  File "/root/Zope-2.7.2-0/lib/python/Zope/Startup/run.py", line 50, in ?
    run()
  File "/root/Zope-2.7.2-0/lib/python/Zope/Startup/run.py", line 19, in run
    start_zope(opts.configroot)
  File "/root/Zope-2.7.2-0/lib/python/Zope/Startup/__init__.py", line 48, in sta
rt_zope
    starter.dropPrivileges()
  File "/root/Zope-2.7.2-0/lib/python/Zope/Startup/__init__.py", line 203, in dr
opPrivileges
    return dropPrivileges(self.cfg)
  File "/root/Zope-2.7.2-0/lib/python/Zope/Startup/__init__.py", line 313, in dr
opPrivileges
    raise ZConfig.ConfigurationError(msg)
ZConfig.ConfigurationError: A user was not specified to setuid to; fix this to s
tart as root (change the effective-user directive in zope.conf)

The Zope server can't be run , I think I do something wrong .But I don't know
where I wrong .
Thank you !