From 3517cdf1b419c33d4aa19545ff1737dea39c4b0b Mon Sep 17 00:00:00 2001
From: Guido Schratzer <guido.schratzer@backbone.co.at>
Date: Sat, 24 Sep 2022 20:19:17 +0300
Subject: [PATCH] FIX: #16476 version 2

---
 htdocs/core/actions_massactions.inc.php | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/htdocs/core/actions_massactions.inc.php b/htdocs/core/actions_massactions.inc.php
index c673111d0d7..0cef6588839 100644
--- a/htdocs/core/actions_massactions.inc.php
+++ b/htdocs/core/actions_massactions.inc.php
@@ -1388,7 +1388,6 @@ if (!$error && $massaction == 'generate_doc' && $permissiontoread) {
 	foreach ($toselect as $toselectid) {
 		$result = $objecttmp->fetch($toselectid);
 		if ($result > 0) {
-			$objecttmp->fetch_thirdparty(); //load lang from thirdparty
 			$outputlangs = $langs;
 			$newlang = '';
 
@@ -1401,6 +1400,10 @@ if (!$error && $massaction == 'generate_doc' && $permissiontoread) {
 			if ($conf->global->MAIN_MULTILANGS && empty($newlang) && isset($objecttmp->default_lang)) {
 				$newlang = $objecttmp->default_lang; // for thirdparty
 			}
+			if ($conf->global->MAIN_MULTILANGS && empty($newlang) && empty($objecttmp->thirdparty)) { //load lang from thirdparty
+                                $objecttmp->fetch_thirdparty();
+                                $newlang = $objecttmp->thirdparty->default_lang; // for proposal, order, invoice, ...
+                        }
 			if (!empty($newlang)) {
 				$outputlangs = new Translate("", $conf);
 				$outputlangs->setDefaultLang($newlang);