Fatal error: Uncaught Error: Class "Symfony\Component\Translation\Extractor\AbstractFileExtractor" not found in D:\Apache24\www\qilu_sap\back-end\vendor\symfony\translation\Extractor\PhpAstExtractor.php:27 Stack trace: #0 {main} thrown in D:\Apache24\www\qilu_sap\back-end\vendor\symfony\translation\Extractor\PhpAstExtractor.php on line 27