missing return

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@5229 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/Document/Folder.py

@@ -299,7 +299,7 @@ be a problem)."""
 
   # Override Zope default by folder id generation
   def _get_id(self, id):
-    self.generateNewId()
+    return self.generateNewId()
     
   #security.declareProtected( Permissions.DeletePortalContent, 'manage_delObjects' )
   #manage_delObjects = CopyContainer.manage_delObjects