Fatal error: Uncaught Error: Class "Symfony\Component\Console\Event\ConsoleEvent" not found in D:\Apache24\www\pesticide\备份\pesticide-back-end_bf\vendor\symfony\console\Event\ConsoleErrorEvent.php:23 Stack trace: #0 {main} thrown in D:\Apache24\www\pesticide\备份\pesticide-back-end_bf\vendor\symfony\console\Event\ConsoleErrorEvent.php on line 23