Deprecated: Symfony\Component\VarDumper\Caster\ConstStub::__construct(): Implicitly marking parameter $value as nullable is deprecated, the explicit nullable type must be used instead in D:\Webserver\Apache24\htdocs\laravel\basic\vendor\symfony\var-dumper\Caster\ConstStub.php on line 23

Fatal error: Uncaught Error: Class "Symfony\Component\VarDumper\Cloner\Stub" not found in D:\Webserver\Apache24\htdocs\laravel\basic\vendor\symfony\var-dumper\Caster\ConstStub.php:21 Stack trace: #0 {main} thrown in D:\Webserver\Apache24\htdocs\laravel\basic\vendor\symfony\var-dumper\Caster\ConstStub.php on line 21