@ -433,7 +433,7 @@ if ($form->validate()) {
if ($return == strval(intval($return))) {
// integer => no error on session creation
// header('Location: add_courses_to_session.php?id_session=' . $return . '&add=true&msg=');
header('Location: add_courses_to_session.php?id_session=' . $return . '&add=true&msg=');
exit();
}