Fatal error: Uncaught Error: Class 'Doctrine\DBAL\Driver\AbstractDB2Driver' not found in D:\workspaces\liZiPingBack\vendor\doctrine\dbal\src\Driver\IBMDB2\Driver.php:11 Stack trace: #0 {main} thrown in D:\workspaces\liZiPingBack\vendor\doctrine\dbal\src\Driver\IBMDB2\Driver.php on line 11