diff --git a/product/ERP5/Document/OrderBuilder.py b/product/ERP5/Document/OrderBuilder.py
index fb52bf873a45860d235f2a6c40e76e68ffa50f4e..90a35e175fb4708145f7618f5256276a6683f97c 100644
--- a/product/ERP5/Document/OrderBuilder.py
+++ b/product/ERP5/Document/OrderBuilder.py
@@ -236,6 +236,7 @@ class OrderBuilder(XMLObject, Amount, Predicate):
     class_list = [getattr(MovementGroup, x) \
                   for x in self.getCollectOrderList()]
     last_line_class_name = self.getDeliveryCollectOrderList()[-1]
+    # XXX Bug when nothing is defined ...
     separate_method_name_list = self.getDeliveryCellSeparateOrderList()
     my_root_group = MovementGroup.RootMovementGroup(
                            class_list,