From 93458b672e82a45d0e2ace66b7d32621c221f12b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Krier?= <ced@b2ck.com>
Date: Sun, 26 Jan 2025 17:14:58 +0100
Subject: [PATCH] Do not convert empty origin to string to check against sale
 opportunity value

c5291471fd83 added a comparison with the value but it fails for None value.

Closes #13832
---
 modules/sale_opportunity/sale.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/sale_opportunity/sale.py b/modules/sale_opportunity/sale.py
index a5d4b98d29..8a260b5296 100644
--- a/modules/sale_opportunity/sale.py
+++ b/modules/sale_opportunity/sale.py
@@ -38,7 +38,7 @@ class Sale(metaclass=PoolMeta):
         for sales, values in zip(actions, actions):
             if 'origin' in values:
                 origin = values['origin']
-                if not isinstance(origin, str):
+                if origin and not isinstance(origin, str):
                     origin = '%s,%s' % tuple(origin)
                 for sale in sales:
                     if (isinstance(sale.origin, Opportunity)