From 09426bd81f13f00cb5b3177d5a1c73398eba5d29 Mon Sep 17 00:00:00 2001
From: Laurent Destailleur <eldy@destailleur.fr>
Date: Thu, 13 Apr 2023 18:30:06 +0200
Subject: [PATCH] Fix test on user->id

---
 htdocs/user/class/user.class.php | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/htdocs/user/class/user.class.php b/htdocs/user/class/user.class.php
index 3bc86df0225..aa065dcbceb 100644
--- a/htdocs/user/class/user.class.php
+++ b/htdocs/user/class/user.class.php
@@ -835,6 +835,12 @@ class User extends CommonObject
 
 		dol_syslog(get_class($this)."::addrights $rid, $allmodule, $allperms, $entity, $notrigger for user id=".$this->id);
 
+		if (empty($this->id)) {
+			$error++;
+			$this->error = 'Try to call addrights on an object user with an empty id';
+			return -1;
+		}
+
 		$error = 0;
 		$whereforadd = '';