diff --git a/models/order/order.go b/models/order/order.go
index 37e41e2..92b9e71 100644
--- a/models/order/order.go
+++ b/models/order/order.go
@@ -125,6 +125,9 @@ func (o *Order) draftStoreFromModel(scheduler *workflow_execution.WorkflowSchedu
 		for _, resource := range resources {
 			peerOrder.AddItem(resource, len(resources)) // TODO SPECIALS REF ADDITIONALS NOTES
 		}
+		if o.SubOrders == nil {
+			o.SubOrders = map[string]*PeerOrder{}
+		}
 		o.SubOrders[peerOrder.GetID()] = peerOrder
 	}
 	// search an order with same user name and same session id