Fatal error: Uncaught Error: Class 'Symfony\Component\Finder\Tests\Iterator\RealIteratorTestCase' not found in /home/noct-c/www/tanakahashi/vendor/symfony/finder/Tests/Iterator/SortableIteratorTest.php:16 Stack trace: #0 {main} thrown in /home/noct-c/www/tanakahashi/vendor/symfony/finder/Tests/Iterator/SortableIteratorTest.php on line 16