А вот у всех ли работает массовая рассылка сообщений?

Fatal error: Uncaught Error: Cannot use object of type cmsUser as array in /var/www/www-root/data/www/******/system/controllers/messages/backend/actions/pmailing.php:31 Stack trace: #0 /var/www/www-root/data/www/*****/system/core/controller.php(582): actionMessagesPmailing->run() #1 /var/www/www-root/data/www/******/system/core/controller.php(453): cmsController->runExternalAction('pmailing', Array) #2 /var/www/www-root/data/www/******/system/core/controller.php(429): cmsController->executeAction('pmailing', Array) #3 /var/www/www-root/data/www/*******/system/controllers/admin/actions/controllers_edit.php(112): cmsController->runAction('pmailing', Array) #4 /var/www/www-root/data/www/*******/system/core/controller.php(582): actionAdminControllersEdit->run('messages', 'pmailing') #5 /var/www/www-root/data/www/*******/system/core/action.php(37): cmsController->runExternalAction('controllers_edi...', Array) #6 /var/www/www-root/data/www/*****/system/controllers/admin/actions/controllers.php(9): cmsActi in /var/www/www-root/data/www/******/system/controllers/messages/backend/actions/pmailing.php on line 31

$sender_id = $sender['id'];
$sender_nickname = $sender['nickname'];

$sender_id = $sender->id;
$sender_nickname = $sender->nickname;

 
if (!$errors) {
 
                $sender = !empty($user['id']) ? $user : $this->cms_user;
                $sender_id = is_object($sender) ? $sender->id : $sender['id'];
                $sender_nickname = is_object($sender) ? $sender->nickname : $sender['nickname'];