Fatal error: Uncaught Error: Class "Leadin\api\Base_Api_Controller" not found in /home/fresha24/public_html/wp-content/plugins/leadin/public/admin/modules/api/class-internal-tracking-api-controller.php:11 Stack trace: #0 {main} thrown in /home/fresha24/public_html/wp-content/plugins/leadin/public/admin/modules/api/class-internal-tracking-api-controller.php on line 11