future lessons

public/userarea/my_lessons.php

@@ -5,7 +5,7 @@ if (!isset($iduserlogin)) header('Location: login.php');
 $dbHandler = DBHandlerSelect::getInstance();
 $pdo = $dbHandler->getConnection();
 
-$school_id = session('school_id');
+$school_id = $_SESSION['school_id'];
 if (!$school_id) die("Nessuna scuola selezionata");
 
 $stmt = $pdo->prepare("SELECT first_name FROM auth_users WHERE id = ?");