Fatal error: Uncaught Error: Class "phpbb\db\migration\migration" not found in /usr/local/www/dctalk/data/forum/ext/paul999/ajaxshoutbox/migrations/release_100beta2.php:14 Stack trace: #0 {main} thrown in /usr/local/www/dctalk/data/forum/ext/paul999/ajaxshoutbox/migrations/release_100beta2.php on line 14