From 18bafe76f4985e46f1df10f8d692473441361e98 Mon Sep 17 00:00:00 2001
From: Sergei Solovev <ssseee580@gmail.com>
Date: Sun, 12 Mar 2023 20:21:17 +0300
Subject: [PATCH] Update acpsystem.php

Co-Authored-By: Roman Kelesidis <roman25052006.kelesh@gmail.com>
---
 system/library/acpsystem.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/system/library/acpsystem.php b/system/library/acpsystem.php
index 18f180e..8c7b8b7 100644
--- a/system/library/acpsystem.php
+++ b/system/library/acpsystem.php
@@ -75,6 +75,7 @@
 
         public static function valid($val, $type, $preg = '')
         {
+            $val = isset($val) ? $val : '';
             switch($type)
             {
                 case 'promo':