From e439e0f14dd1d85cc5d99dfbbc36191a3e92ef36 Mon Sep 17 00:00:00 2001
From: Philippe GRAND <philippe.grand@atoo-net.com>
Date: Sun, 22 Aug 2021 21:55:00 +0200
Subject: [PATCH] fix : Undefined property: stdClass:: in
 C:\wamp64\www\dolibarr-140\htdocs\product\class\propalmergepdfproduct.class.php
 on line 251

---
 htdocs/product/class/propalmergepdfproduct.class.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/htdocs/product/class/propalmergepdfproduct.class.php b/htdocs/product/class/propalmergepdfproduct.class.php
index a37ca09101b..6d15968af83 100644
--- a/htdocs/product/class/propalmergepdfproduct.class.php
+++ b/htdocs/product/class/propalmergepdfproduct.class.php
@@ -248,7 +248,7 @@ class Propalmergepdfproduct extends CommonObject
 
 					$line->fk_product = $obj->fk_product;
 					$line->file_name = $obj->file_name;
-					if ($conf->global->MAIN_MULTILANGS) {
+					if (!empty($conf->global->MAIN_MULTILANGS)) {
 						$line->lang = $obj->lang;
 					}
 					$line->fk_user_author = $obj->fk_user_author;