Fatal error: Uncaught Error: Interface "Flarum\Foundation\KnownError" not found in /usr/home/seoulsource/domains/kgaeul.web.id/public_html/vendor/flarum/extension-manager/src/Exception/IndirectExtensionDependencyCannotBeRemovedException.php:15
Stack trace:
#0 {main}
  thrown in /usr/home/seoulsource/domains/kgaeul.web.id/public_html/vendor/flarum/extension-manager/src/Exception/IndirectExtensionDependencyCannotBeRemovedException.php on line 15