Fatal error: Uncaught Error: Class "Symfony\Component\EventDispatcher\Event" not found in /var/www/erp/spreadsheet/vendor/friendsofphp/php-cs-fixer/src/FixerFileProcessedEvent.php:24 Stack trace: #0 {main} thrown in /var/www/erp/spreadsheet/vendor/friendsofphp/php-cs-fixer/src/FixerFileProcessedEvent.php on line 24