Fatal error: Uncaught Error: Class "Drupal\Core\Config\Entity\ConfigEntityBundleBase" not found in /home/www/drupal8/test/core/modules/shortcut/src/Entity/ShortcutSet.php:52 Stack trace: #0 {main} thrown in /home/www/drupal8/test/core/modules/shortcut/src/Entity/ShortcutSet.php on line 52