Fatal error: Uncaught Error: Interface "Drupal\Core\KeyValueStore\KeyValueExpirableFactoryInterface" not found in /home/www/drupal8/test/core/lib/Drupal/Core/KeyValueStore/KeyValueDatabaseExpirableFactory.php:11
Stack trace:
#0 {main}
thrown in /home/www/drupal8/test/core/lib/Drupal/Core/KeyValueStore/KeyValueDatabaseExpirableFactory.php on line 11