Role Informations have no references, remove .getReference() from search_list

This caused a traceback in manage_findResult.
Thanks to Julien for debugging help.


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@31864 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/Core/RoleInformation.py

@@ -92,8 +92,7 @@ class RoleInformation(XMLObject):
   security.declareProtected(AccessContentsInformation, 'PrincipiaSearchSource')
   def PrincipiaSearchSource(self):
     """Return keywords for "Find" tab in ZMI"""
-    search_source_list = [self.getReference(),
-                          self.getTitle(),
+    search_source_list = [self.getTitle(),
                          self.getDescription(),
                          self.getConditionText(),
                          self.getRoleBaseCategoryScriptId()]