Fatal error: Uncaught Error: Interface "Wikimedia\Rdbms\SchemaChangeBuilder" not found in /var/www/html/orian-wiki/includes/libs/rdbms/dbal/DoctrineSchemaChangeBuilder.php:13 Stack trace: #0 {main} thrown in /var/www/html/orian-wiki/includes/libs/rdbms/dbal/DoctrineSchemaChangeBuilder.php on line 13