Fatal error: Uncaught Error: Interface "Symfony\Component\VarDumper\Dumper\DataDumperInterface" not found in /srv/www/sites/public/starter-projects/vendor/symfony/var-dumper/Dumper/ContextualizedDumper.php:20 Stack trace: #0 {main} thrown in /srv/www/sites/public/starter-projects/vendor/symfony/var-dumper/Dumper/ContextualizedDumper.php on line 20