fix

Backend/Controllers/FileHandler/updateFiles.php

@@ -4,9 +4,7 @@ require_once('../Group/Group.php');
 require_once('FileHandler.php');
 use Backend\Models\GameData;
 
-session_start();
-
-if(isset($_SESSION['token'])){
+if(isLogin()){
     if(isset($_POST['submitUpdate'])){
         $gameFile = $_FILES['gameFile'];
         $desc = $_POST['description'];
@@ -41,5 +39,5 @@ if(isset($_SESSION['token'])){
         $gameData->save();
     }
 }else{
-    header("location: ../Backend/Main.php?error=NoLogin");
+    header("location: ../../../Frontend/index.html?error=NoLogin");
 }