Fatal error: Uncaught Error: Class 'ExtensionBase' not found in /app/www/tools/v2/iexForm/ext/Bitrix24Lead/Bitrix24Lead.class.php:12 Stack trace: #0 {main} thrown in /app/www/tools/v2/iexForm/ext/Bitrix24Lead/Bitrix24Lead.class.php on line 12