Fatal error: Uncaught Error: Interface "Wikimedia\Stats\Metrics\MetricInterface" not found in /var/www/html/orian-wiki/includes/libs/Stats/Metrics/CounterMetric.php:37 Stack trace: #0 {main} thrown in /var/www/html/orian-wiki/includes/libs/Stats/Metrics/CounterMetric.php on line 37