Fatal error: Could not check compatibility between PHPUnit\Event\EventCollection::getIterator(): PHPUnit\Event\EventCollectionIterator and IteratorAggregate::getIterator(): Traversable, because class PHPUnit\Event\EventCollectionIterator is not available in /home/aplikasiposinfo/public_html/danny10.fixmate.id/vendor/phpunit/phpunit/src/Event/Events/EventCollection.php on line 58