Handle AttributeError.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@26099 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Tool/ContributionTool.py

@@ -264,7 +264,11 @@ class ContributionTool(BaseTool):
     #document.notifyWorkflowCreated()
 
     # Allow reindexing, reindex it and return the document
+    try:
       delattr(document, 'isIndexable')
+    except AttributeError:
+      # Document does not have such attribute
+      pass
     document.reindexObject()
     return document