Fatal error: Uncaught Error: Class "Symfony\Component\VarDumper\Caster\ConstStub" not found in D:\Apache24\www\xygsapi\vendor\symfony\var-dumper\Caster\ImgStub.php:17 Stack trace: #0 {main} thrown in D:\Apache24\www\xygsapi\vendor\symfony\var-dumper\Caster\ImgStub.php on line 17