Fatal error: Uncaught Error: Class "Bitrix\Im\V2\Collection" not found in D:\ktt\ttepla.com\public_html\bitrix\modules\im\lib\V2\MessageCollection.php:32
Stack trace:
#0 {main}
thrown in D:\ktt\ttepla.com\public_html\bitrix\modules\im\lib\V2\MessageCollection.php on line 32