Warning: Unsupported declare 'strict_types' in C:\Apache24\htdocs\drupal\core\modules\ckeditor5\src\Plugin\CKEditor5PluginConfigurableInterface.php on line 3

Fatal error: Interface 'Drupal\ckeditor5\Plugin\CKEditor5PluginInterface' not found in C:\Apache24\htdocs\drupal\core\modules\ckeditor5\src\Plugin\CKEditor5PluginConfigurableInterface.php on line 24