Fatal error: Uncaught Error: Class "Bitrix\Main\Diag\Logger" not found in D:\ktt\ttepla.com\public_html\bitrix\modules\main\lib\diag\syslogger.php:12 Stack trace: #0 {main} thrown in D:\ktt\ttepla.com\public_html\bitrix\modules\main\lib\diag\syslogger.php on line 12