Fatal error: Uncaught Error: Interface "Laravel\SerializableClosure\Contracts\Serializable" not found in /home/standardtelephon/public_html/apps/vendor/laravel/serializable-closure/src/Serializers/Native.php:18 Stack trace: #0 {main} thrown in /home/standardtelephon/public_html/apps/vendor/laravel/serializable-closure/src/Serializers/Native.php on line 18