Fatal error: Uncaught Error: Class "Doctrine\DBAL\Driver\AbstractException" not found in I:\www\picman\vendor\doctrine\dbal\src\Driver\IBMDB2\Exception\ConnectionError.php:13 Stack trace: #0 {main} thrown in I:\www\picman\vendor\doctrine\dbal\src\Driver\IBMDB2\Exception\ConnectionError.php on line 13