Fatal error: Class 'Doctrine\DBAL\Schema\AbstractSchemaManager' not found in /var/www/html/dev/spa/vendor/doctrine/dbal/lib/Doctrine/DBAL/Schema/SqliteSchemaManager.php on line 34

Call Stack:
    0.0014     310480   1. {main}() /var/www/html/dev/spa/vendor/doctrine/dbal/lib/Doctrine/DBAL/Schema/SqliteSchemaManager.php:0