Fatal error: Uncaught Error: Class "Bitrix\Report\VisualConstructor\BoardButton" not found in D:\ktt\ttepla.com\public_html\bitrix\modules\report\lib\visualconstructor\boardcomponentbutton.php:19 Stack trace: #0 {main} thrown in D:\ktt\ttepla.com\public_html\bitrix\modules\report\lib\visualconstructor\boardcomponentbutton.php on line 19