Fatal error: Uncaught Error: Interface "Drupal\Core\DependencyInjection\ContainerInjectionInterface" not found in /home/www/drupal8/test/core/modules/block/src/Controller/CategoryAutocompleteController.php:15
Stack trace:
#0 {main}
thrown in /home/www/drupal8/test/core/modules/block/src/Controller/CategoryAutocompleteController.php on line 15