Fatal error: Uncaught Error: Interface "League\Event\EmitterInterface" not found in /var/www/html/casavio-qa2.das24.it/httpdocs/laravel/vendor/league/event/src/Emitter.php:7 Stack trace: #0 {main} thrown in /var/www/html/casavio-qa2.das24.it/httpdocs/laravel/vendor/league/event/src/Emitter.php on line 7