Fatal error: Uncaught Error: Class "Symfony\Component\DependencyInjection\Dumper\Dumper" not found in C:\Apache24\htdocs\drupal10\vendor\symfony\dependency-injection\Dumper\GraphvizDumper.php:31 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\drupal10\vendor\symfony\dependency-injection\Dumper\GraphvizDumper.php on line 31