Fatal error: Uncaught Error: Interface 'Laravel\SerializableClosure\Contracts\Serializable' not found in C:\Apache24\htdocs\vendor.old2\laravel\serializable-closure\src\Serializers\Signed.php:9 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\vendor.old2\laravel\serializable-closure\src\Serializers\Signed.php on line 9