Ошибка при программном добавлении пользователя Joomla 5 - Joomla 4 и Joomla 5: Общие вопросы

<?php define( '_JEXEC', 1 );
define('JPATH_BASE',$_SERVER['DOCUMENT_ROOT']);
require_once JPATH_BASE . '/includes/defines.php';
require_once JPATH_BASE . '/includes/framework.php';

$container = \Joomla\CMS\Factory::getContainer();
$container->alias('session.web', 'session.web.site')
->alias('session', 'session.web.site')
->alias('JSession', 'session.web.site')
->alias(\Joomla\CMS\Session\Session::class, 'session.web.site')
->alias(\Joomla\Session\Session::class, 'session.web.site')
->alias(\Joomla\Session\SessionInterface::class, 'session.web.site');
$app = $container->get(\Joomla\CMS\Application\SiteApplication::class);
\Joomla\CMS\Factory::$application = $app;
\JLoader::register('JNamespacePsr4Map', JPATH_LIBRARIES . '/namespacemap.php');
(new \JNamespacePsr4Map)->load();
$app->createExtensionNamespaceMap();
use \Joomla\Component\Fields\Administrator\Helper\FieldsHelper;
use \Joomla\CMS\User\User;
use \Joomla\CMS\User\UserHelper;
use Joomla\CMS\Language\Text;
use Joomla\CMS\Factory;

//создаем пользователя
          $user = new User();
          $data = array();
          $data['username'] = 'test';
          $data['name'] = 'test';
          $data['password'] = 'test';
          $data['password2'] = 'test';
          $data['email'] = 'mail@mail.ru';
          $data['sendEmail'] = 1;
          $data['requireReset'] = 0;
          $user->bind($data);
          $user->save();
          UserHelper::addUserToGroup($user->id, 2);

$user->save();

$user->save();

$db = Factory::getContainer()->get('DatabaseDriver');

//создаем пользователя
$p = new stdClass();
$p->id = $db->insertid();
$p->username = (string)$username;
$p->name = (string)$name;
$p->password = (string)md5($pass);
$p->password2 = (string)md5($pass);
$p->email = 'mail@mail.ru';
$p->sendEmail = 1;
$p->requireReset = 0;
$p->registerDate = date('Y-m-d H:i:s');
$p->params = '{"admin_style":"","admin_language":"","language":"","editor":"","timezone":"","a11y_mono":"0","a11y_contrast":"0","a11y_highlight":"0","a11y_font":"0"}';
$result = $db->insertObject('#__users', $p);
$id = $db->insertid();

$g = new stdClass();
$g->user_id = $id;
$g->group_id = 2; //группа пользователя (2 - Registered)
$result = $db->insertObject('#__user_usergroup_map', $g);

    $credentials = array('username'=>(string)$username, 'password'=>(string)$pass);
    $options = array('remember'=>true);
    Factory::getApplication()->login($credentials, $options);