[Zope] Transparent Folders with 2.3.3

Has anybody tried using Transparent Folders with zope 2.3.3? Whenever I install it I get this traceback: 2001-07-31T13:47:22 PANIC(300) z2 Startup exception Traceback (innermost last): File d:\aspire_z_server\z2.py, line 566, in ? File <string>, line 1, in ? File d:\aspire_z_server\lib\python\Zope\__init__.py, line 95, in ? File D:\ASPIRE~1\lib\python\OFS\Application.py, line 91, in ? File D:\aspire_z_server\lib\python\OFS\Folder.py, line 94, in ? File d:\aspire_z_server\lib\python\OFS\SimpleItem.py, line 96, in ? File D:\ASPIRE~1\lib\python\AccessControl\Role.py, line 105, in ? AttributeError: RoleManager Zope works before applying the patch. Any ideas? Phil