Fatal error: Uncaught Error: Interface "Laravel\SerializableClosure\Contracts\Serializable" not found in /var/www/html/usophy/vendor/laravel/serializable-closure/src/Serializers/Signed.php:9
Stack trace:
#0 {main}
thrown in /var/www/html/usophy/vendor/laravel/serializable-closure/src/Serializers/Signed.php on line 9