Fatal error: Uncaught Error: Interface "Symfony\Component\VarDumper\Cloner\ClonerInterface" not found in /srv/www/sites/public/starter-cms/vendor/symfony/var-dumper/Cloner/AbstractCloner.php:22 Stack trace: #0 {main} thrown in /srv/www/sites/public/starter-cms/vendor/symfony/var-dumper/Cloner/AbstractCloner.php on line 22