Fatal error: Uncaught Error: Class "Doctrine\DBAL\Schema\Synchronizer\AbstractSchemaSynchronizer" not found in C:\xampp\htdocs\BK\bateriasec\vendor\doctrine\dbal\lib\Doctrine\DBAL\Sharding\SQLAzure\SQLAzureFederationsSynchronizer.php:27 Stack trace: #0 {main} thrown in C:\xampp\htdocs\BK\bateriasec\vendor\doctrine\dbal\lib\Doctrine\DBAL\Sharding\SQLAzure\SQLAzureFederationsSynchronizer.php on line 27