Bud and Predicate have to be subclasses of XMLObject.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@14338 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/Bug.py

@@ -30,10 +30,11 @@ from AccessControl import ClassSecurityInfo
 
 from Products.ERP5Type import Permissions, PropertySheet, Constraint, Interface
 from Products.ERP5Type.Core.Folder import Folder
+from Products.ERP5Type.XMLObject import XMLObject
 
 from zLOG import LOG
 
-class Bug( Folder ):
+class Bug(XMLObject, Folder):
     """
        Bug means a bug report, a feature request or an issue.
     """

product/ERP5/Document/Predicate.py

@@ -35,11 +35,12 @@ from Products.CMFCore.utils import getToolByName
 from Products.ERP5Type import Permissions, PropertySheet, Constraint, Interface
 from Products.ERP5Type.Core.Folder import Folder
 from Products.ERP5Type.Document import newTempBase
+from Products.ERP5Type.XMLObject import XMLObject
 from Products.ERP5Type.Utils import convertToUpperCase
 
 from zLOG import LOG
 
-class Predicate(Folder):
+class Predicate(XMLObject, Folder):
   """
     A Predicate object defines a list of criterions
     which can be applied to test a document or to search for documents.