Fatal error: Uncaught Error: Class "Symfony\Component\Translation\Extractor\AbstractFileExtractor" not found in C:\Users\Administrator\Desktop\xamp\htdocs\sdk\symfony\translation\Extractor\PhpAstExtractor.php:27 Stack trace: #0 {main} thrown in C:\Users\Administrator\Desktop\xamp\htdocs\sdk\symfony\translation\Extractor\PhpAstExtractor.php on line 27