From 311522bf042cf998dc58373847dfb71e1873b62d Mon Sep 17 00:00:00 2001
From: Theo <theo.evarisk@gmail.com>
Date: Fri, 22 Oct 2021 15:33:57 +0200
Subject: [PATCH] fix: error return when adding a category to an object

---
 htdocs/categories/viewcat.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/htdocs/categories/viewcat.php b/htdocs/categories/viewcat.php
index 8ebb9f43b1e..a3b9f9cedb0 100644
--- a/htdocs/categories/viewcat.php
+++ b/htdocs/categories/viewcat.php
@@ -199,7 +199,7 @@ if ($elemid && $action == 'addintocategory' &&
 	if ($result >= 0) {
 		setEventMessages($langs->trans("WasAddedSuccessfully", $newobject->ref), null, 'mesgs');
 	} else {
-		if ($cat->error == 'DB_ERROR_RECORD_ALREADY_EXISTS') {
+		if ($object->error == 'DB_ERROR_RECORD_ALREADY_EXISTS') {
 			setEventMessages($langs->trans("ObjectAlreadyLinkedToCategory"), null, 'warnings');
 		} else {
 			setEventMessages($object->error, $object->errors, 'errors');