Warning: Undefined variable $USER in D:\ktt\ttepla.com\public_html\bitrix\modules\iblock\options.php on line 9

Fatal error: Uncaught Error: Call to a member function IsAdmin() on null in D:\ktt\ttepla.com\public_html\bitrix\modules\iblock\options.php:9 Stack trace: #0 {main} thrown in D:\ktt\ttepla.com\public_html\bitrix\modules\iblock\options.php on line 9