Fatal error: Uncaught Error: Class "Composer\Repository\ComposerRepository" not found in I:\www\frameworks\Symfony\doctrine\vendor\symfony\flex\src\TruncatedComposerRepository.php:24 Stack trace: #0 {main} thrown in I:\www\frameworks\Symfony\doctrine\vendor\symfony\flex\src\TruncatedComposerRepository.php on line 24