Fatal error: Uncaught Error: Interface "Composer\Plugin\PluginInterface" not found in /srv/www/cntait.org/www/site.tree/public/wp-content/plugins/wp-rss-aggregator/vendor/rebelcode/composer-cleanup-plugin/src/CleanupPlugin.php:17 Stack trace: #0 {main} thrown in /srv/www/cntait.org/www/site.tree/public/wp-content/plugins/wp-rss-aggregator/vendor/rebelcode/composer-cleanup-plugin/src/CleanupPlugin.php on line 17