Fatal error: Uncaught Error: Interface 'ACP\ConditionalFormat\Formattable' not found in C:\xampp\htdocs\wp-content\plugins\admin-columns-pro\addons\types\classes\Field.php:9 Stack trace: #0 {main} thrown in C:\xampp\htdocs\wp-content\plugins\admin-columns-pro\addons\types\classes\Field.php on line 9