Fatal error: Uncaught Error: Class "Flarum\Database\Migration" not found in /usr/home/seoulsource/domains/kgaeul.web.id/public_html/vendor/flarum/flags/migrations/2017_07_22_000000_add_default_permissions.php:13
Stack trace:
#0 {main}
  thrown in /usr/home/seoulsource/domains/kgaeul.web.id/public_html/vendor/flarum/flags/migrations/2017_07_22_000000_add_default_permissions.php on line 13