Fatal error: Uncaught Error: Interface "Drupal\Core\Routing\Access\AccessInterface" not found in /home/www/drupal8/test/core/modules/book/src/Access/BookNodeIsRemovableAccessCheck.php:13 Stack trace: #0 {main} thrown in /home/www/drupal8/test/core/modules/book/src/Access/BookNodeIsRemovableAccessCheck.php on line 13