Fatal error: Uncaught Error: Call to undefined function IncludeModuleLangFile() in D:\ktt\ttepla.com\public_html\bitrix\modules\main\install\wizard_sol\panel_button.php:11 Stack trace: #0 {main} thrown in D:\ktt\ttepla.com\public_html\bitrix\modules\main\install\wizard_sol\panel_button.php on line 11