Fatal error: Uncaught Error: Class 'Symfony\Component\Config\Definition\Dumper\YamlReferenceDumper' not found in /home/slsparamedicalco/public_html/vendor/symfony/config/Definition/ReferenceDumper.php:22 Stack trace: #0 {main} thrown in /home/slsparamedicalco/public_html/vendor/symfony/config/Definition/ReferenceDumper.php on line 22