Fatal error: Uncaught Error: Class "WP_Customize_Control" not found in C:\xampp\htdocs\canman.ee\wp-includes\customize\class-wp-widget-area-customize-control.php:17 Stack trace: #0 {main} thrown in C:\xampp\htdocs\canman.ee\wp-includes\customize\class-wp-widget-area-customize-control.php on line 17