From 43a6adfa1c99f2c2fdf797a8f496b9c1c5530c59 Mon Sep 17 00:00:00 2001
From: Daniel Winzen <daniel@danwin1210.me>
Date: Thu, 7 May 2020 21:47:49 +0200
Subject: [PATCH] Fix undefined index notice

---
 chat.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/chat.php b/chat.php
index ea27571..d5e5c25 100644
--- a/chat.php
+++ b/chat.php
@@ -45,7 +45,7 @@ load_config();
 if(!isset($_REQUEST['session']) && isset($_COOKIE[COOKIENAME])){
 	$_REQUEST['session']=$_COOKIE[COOKIENAME];
 }
-$_REQUEST['session'] = preg_replace('/[^0-9a-zA-Z]/', '', $_REQUEST['session']);
+$_REQUEST['session'] = preg_replace('/[^0-9a-zA-Z]/', '', $_REQUEST['session'] ?? '');
 load_lang();
 check_db();
 cron();