Fatal error: Uncaught Error: Class "Symfony\Component\VarDumper\Caster\ConstStub" not found in D:\programs\xampp\htdocs\blog\vendor\symfony\var-dumper\Caster\VirtualStub.php:14 Stack trace: #0 {main} thrown in D:\programs\xampp\htdocs\blog\vendor\symfony\var-dumper\Caster\VirtualStub.php on line 14