[Zope] upgrade issue: ImportError: cannot import name MUCH_RING_CHECKING

[admin2]

just upgraded to zope-2.6.0_1 from the /usr/ports on my FreeBSD 4.7 Stabel
machine.


cant start now.  why?

typhoon# ./start
------
2003-04-08T13:54:14 PANIC(300) z2 Startup exception
Traceback (innermost last):
  Module __main__, line 580, in ?
  Module <string>, line 1, in ?
  Module Zope, line 21, in ?
  Module ZODB, line 43, in ?
  Module ZODB.DB, line 20, in ?
  Module ZODB.Connection, line 18, in ?
ImportError: cannot import name MUCH_RING_CHECKING
typhoon# pwd
/usr/local/www/Zope
typhoon#



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