diff --git a/addons/stock/views/stock_picking_views.xml b/addons/stock/views/stock_picking_views.xml
index 267f25a2c40..5d74aa256cc 100644
--- a/addons/stock/views/stock_picking_views.xml
+++ b/addons/stock/views/stock_picking_views.xml
@@ -515,7 +515,8 @@
             <field name="code">
             if records:
                 res = records.button_validate()
-                action = res
+                if isinstance(res, dict):
+                    action = res
             </field>
         </record>