Fatal error: Uncaught Error: Class "Bitrix\Mail\Controller\Base" not found in D:\ktt\ttepla.com\public_html\bitrix\modules\mail\lib\controller\usersignature.php:11 Stack trace: #0 {main} thrown in D:\ktt\ttepla.com\public_html\bitrix\modules\mail\lib\controller\usersignature.php on line 11