Fatal error: Could not check compatibility between PHPUnit\Metadata\MetadataCollection::getIterator(): PHPUnit\Metadata\MetadataCollectionIterator and IteratorAggregate::getIterator(): Traversable, because class PHPUnit\Metadata\MetadataCollectionIterator is not available in /home/aplikasiposinfo/public_html/iwanteknik.fixmate.id/vendor/phpunit/phpunit/src/Metadata/MetadataCollection.php on line 68