getDefaultActivateParameterDict can return None instead of a dict

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@16259 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/CopySupport.py

@@ -130,7 +130,10 @@ class CopyContainer:
       uid = getattr(aq_base(obj), 'uid', None)
       if uid is not None:
         activate_kw = obj.getDefaultActivateParameterDict()
-        activate_kw["after_tag"] = str(uid)
+        try:
+          activate_kw["after_tag"] = str(uid)
+        except TypeError:
+          activate_kw = {"after_tag":str(uid),}
         obj.setDefaultActivateParameters(**activate_kw)
       for sub_obj in obj.objectValues():
         self._recursiveSetActivityAfterTag(sub_obj)