Fatal error: Could not check compatibility between PHPUnit\TextUI\XmlConfiguration\ExtensionCollection::getIterator(): PHPUnit\TextUI\XmlConfiguration\ExtensionCollectionIterator and IteratorAggregate::getIterator(): Traversable, because class PHPUnit\TextUI\XmlConfiguration\ExtensionCollectionIterator is not available in /home/aplikasiposinfo/public_html/demo-catatan-keuangan.aplikasipos.info/vendor/phpunit/phpunit/src/TextUI/XmlConfiguration/PHPUnit/ExtensionCollection.php on line 49