Fatal error: Uncaught Error: Class "Bitrix\Im\V2\Chat" not found in D:\ktt\ttepla.com\public_html\bitrix\modules\im\lib\V2\Chat\NotifyChat.php:22
Stack trace:
#0 {main}
thrown in D:\ktt\ttepla.com\public_html\bitrix\modules\im\lib\V2\Chat\NotifyChat.php on line 22