diff --git a/sale.py b/sale.py
index 46bb047453..5ac59a1977 100644
--- a/sale.py
+++ b/sale.py
@@ -78,7 +78,8 @@ class Sale:
         Config = pool.get('sale.configuration')
 
         config = Config(1)
-        return config.sale_drop_location.id
+        if config.sale_drop_location:
+            return config.sale_drop_location.id
 
     def get_drop_shipments(self, name):
         DropShipment = Pool().get('stock.shipment.drop')