Fatal error: Uncaught Error: Class "Symfony\Component\VarDumper\Cloner\AbstractCloner" not found in /var/www/html/usophy/vendor/symfony/var-dumper/Cloner/VarCloner.php:17
Stack trace:
#0 {main}
thrown in /var/www/html/usophy/vendor/symfony/var-dumper/Cloner/VarCloner.php on line 17