[Zope] Error starting Zope

[Roel Van den Bergh]

Does anybody knows what the following error means and how to fix it?
The Zope server will go up but acts very slow

C:\Program Files\Zope>"C:\Program Files\Zope\bin\python.exe" "C:\Program
Files\Zope\z2.py" -D
C:\Program Files\Zope/bin/lib\regsub.py:15: DeprecationWarning: the regsub
module is deprecated; please use re.sub()
  DeprecationWarning)
-----
2002-04-03T12:34:35 INFO(0) ZODB Opening database for mounting:
......................

TIA, R. (relative newby)