Fatal error: Uncaught Error: Class 'Symfony\Component\DependencyInjection\Dumper\Dumper' not found in C:\xampp\htdocs\ApiSigestWin\vendor\symfony\dependency-injection\Dumper\PhpDumper.php:53 Stack trace: #0 {main} thrown in C:\xampp\htdocs\ApiSigestWin\vendor\symfony\dependency-injection\Dumper\PhpDumper.php on line 53