Fatal error: Uncaught Error: Class "Doctrine\DBAL\Driver\AbstractDriverException" not found in /home/keshavvps/public_html/keshav/KG2/toy/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/OCI8/OCI8Exception.php:12 Stack trace: #0 {main} thrown in /home/keshavvps/public_html/keshav/KG2/toy/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/OCI8/OCI8Exception.php on line 12