Fatal error: Uncaught Error: Interface 'Laravel\SerializableClosure\Contracts\Signer' not found in E:\xampp\htdocs\webhost_v2\vendor\laravel\serializable-closure\src\Signers\Hmac.php:7 Stack trace: #0 {main} thrown in E:\xampp\htdocs\webhost_v2\vendor\laravel\serializable-closure\src\Signers\Hmac.php on line 7