[Zope] Error Value: domains

[Know-iT - Christian Steinhauer]

Hello zope list,
i have an zope server with 5 instances. Now on 1 instance there is an
error on the acl_users folder.

Everytime i click on a user in the folder to edit him there occureres this
error:

---------------------------------
My error:
---------------------------------
Error Type: AttributeError
Error Value: domains

Troubleshooting Suggestions

Traceback:
Traceback (innermost last):

Module ZPublisher.Publish, line 98, in publish
Module ZPublisher.mapply, line 88, in mapply
Module ZPublisher.Publish, line 39, in call_object
Module AccessControl.User, line 937, in manage_users
Module Shared.DC.Scripts.Bindings, line 306, in __call__
Module Shared.DC.Scripts.Bindings, line 343, in _bindAndExec
Module App.special_dtml, line 180, in _exec
Module DocumentTemplate.DT_Util, line 201, in eval
__traceback_info__: user
Module <string>, line 0, in ?
AttributeError: domains


---------------------------------
System Information:
---------------------------------
Zope Version  (Zope 2.6.4 (source release, python 2.1, linux2), python
2.2.3, linux2)
Python Version  2.2.3+ (#1, Feb 9 2005, 12:31:40) [GCC 3.3.5 (Debian
1:3.3.5-8)]




Does anybody know this error and why it occurs?
Thanks for help.