Fatal error: Uncaught Error: Class "Doctrine\DBAL\Event\SchemaEventArgs" not found in D:\Apache24\www\pesticide\备份\pesticide-back-end_bf\vendor\doctrine\dbal\src\Event\SchemaAlterTableAddColumnEventArgs.php:17 Stack trace: #0 {main} thrown in D:\Apache24\www\pesticide\备份\pesticide-back-end_bf\vendor\doctrine\dbal\src\Event\SchemaAlterTableAddColumnEventArgs.php on line 17