Fix undefined key error

diff --git a/Util/SluggerUtil.php b/Util/SluggerUtil.php
index c4d00b7a5a6ceffb4ecae1e4073812fb6e395830..7abf5d325231d519ef28b35f765bde841d216098 100644 (file)
--- a/Util/SluggerUtil.php
+++ b/Util/SluggerUtil.php
@@ -46,7 +46,7 @@ class SluggerUtil {
         */
        public function __construct(protected string $secret) {
                //Without range
-               if (empty($range = $_ENV['RAPSYSPACK_RANGE']) || $range === 'Ch4ng3m3!') {
+               if (!isset($_ENV['RAPSYSPACK_RANGE']) || empty($range = $_ENV['RAPSYSPACK_RANGE']) || $range === 'Ch4ng3m3!') {
                        //Protect member variable setup
                        return;
                }