From d35d519ea1b50a93ae4078f0c46b078a266c4592 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Krier?= <ced@b2ck.com>
Date: Thu, 2 Nov 2023 16:42:45 +0100
Subject: [PATCH] Do not try to compute promotion quantity for lines without
 type line

Closes #12351
---
 modules/sale_promotion/sale.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/modules/sale_promotion/sale.py b/modules/sale_promotion/sale.py
index b67c5dc3c2..21ce909c54 100644
--- a/modules/sale_promotion/sale.py
+++ b/modules/sale_promotion/sale.py
@@ -225,6 +225,8 @@ class Promotion(
         if self.unit:
             quantity = 0
             for line in sale.lines:
+                if line.type != 'line':
+                    continue
                 if self.is_valid_sale_line(line):
                     quantity += Uom.compute_qty(line.unit, line.quantity,
                         self.unit)