From 4da75c4251752262b56b7831ef622328ded7e38d Mon Sep 17 00:00:00 2001
From: Philippe GRAND <philippe.grand@atoo-net.com>
Date: Mon, 12 Oct 2020 16:11:56 +0200
Subject: [PATCH] fix : undefined index

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

diff --git a/htdocs/core/class/conf.class.php b/htdocs/core/class/conf.class.php
index 32d7b145a41..3d6526690a7 100644
--- a/htdocs/core/class/conf.class.php
+++ b/htdocs/core/class/conf.class.php
@@ -203,7 +203,7 @@ class Conf
 						{
 							$modulename = strtolower($reg[1]);
 							$partname = strtolower($reg[2]);
-							if (!is_array($this->modules_parts[$partname])) { $this->modules_parts[$partname] = array(); }
+							if (!isset($this->modules_parts[$partname]) || !is_array($this->modules_parts[$partname])) { $this->modules_parts[$partname] = array(); }
 							$arrValue = json_decode($value, true);
 							if (is_array($arrValue) && !empty($arrValue)) $value = $arrValue;
 							elseif (in_array($partname, array('login', 'menus', 'substitutions', 'triggers', 'tpl'))) $value = '/'.$modulename.'/core/'.$partname.'/';