Fatal error: Uncaught Error: Interface "SimplePie\RegistryAware" not found in D:\XAMPP\htdocs\UTeM\penerbit\wp-includes\SimplePie\src\Item.php:57 Stack trace: #0 {main} thrown in D:\XAMPP\htdocs\UTeM\penerbit\wp-includes\SimplePie\src\Item.php on line 57