解决无法生成采购单的bug

sf_warehouse/models/model.py

@@ -237,4 +237,6 @@ class SfProcurementGroup(models.Model):
                 for res1 in res_list:
                     if product_id.categ_id in res1.location_dest_id.product_type:
                         res = res1
+        if not res:
+            res = Rule.search(expression.AND([[('route_id', 'in', warehouse_routes.ids)], domain]), order='route_sequence, sequence', limit=1)
         return res