Fatal error: Uncaught Error: Interface "Amp\Serialization\Serializer" not found in /var/www/html/casavio-qa2.das24.it/httpdocs/laravel/vendor/amphp/serialization/src/CompressingSerializer.php:5 Stack trace: #0 {main} thrown in /var/www/html/casavio-qa2.das24.it/httpdocs/laravel/vendor/amphp/serialization/src/CompressingSerializer.php on line 5