Fatal error: Uncaught Error: Class "Bitrix\Main\Filter\EntityDataProvider" not found in D:\ktt\ttepla.com\public_html\bitrix\modules\socialnetwork\lib\filter\usertogroupdataprovider.php:10 Stack trace: #0 {main} thrown in D:\ktt\ttepla.com\public_html\bitrix\modules\socialnetwork\lib\filter\usertogroupdataprovider.php on line 10