Fatal error: Uncaught Error: Interface "Drupal\Core\Database\StatementInterface" not found in /home/www/drupal8/test/core/lib/Drupal/Core/Database/StatementEmpty.php:16 Stack trace: #0 {main} thrown in /home/www/drupal8/test/core/lib/Drupal/Core/Database/StatementEmpty.php on line 16