Fatal error: Uncaught Error: Interface "Drupal\Core\Ajax\CommandInterface" not found in /home/www/drupal8/test/core/modules/views/src/Ajax/ReplaceTitleCommand.php:12
Stack trace:
#0 {main}
thrown in /home/www/drupal8/test/core/modules/views/src/Ajax/ReplaceTitleCommand.php on line 12