( ! ) Deprecated: Symfony\Component\Config\Exception\FileLoaderLoadException::__construct(): Implicitly marking parameter $sourceResource as nullable is deprecated, the explicit nullable type must be used instead in E:\Program_Files\wamp64\www\print\vendor\symfony\config\Exception\FileLoaderLoadException.php on line 30

( ! ) Deprecated: Symfony\Component\Config\Exception\FileLoaderLoadException::__construct(): Implicitly marking parameter $code as nullable is deprecated, the explicit nullable type must be used instead in E:\Program_Files\wamp64\www\print\vendor\symfony\config\Exception\FileLoaderLoadException.php on line 30

( ! ) Deprecated: Symfony\Component\Config\Exception\FileLoaderLoadException::__construct(): Implicitly marking parameter $previous as nullable is deprecated, the explicit nullable type must be used instead in E:\Program_Files\wamp64\www\print\vendor\symfony\config\Exception\FileLoaderLoadException.php on line 30

( ! ) Deprecated: Symfony\Component\Config\Exception\FileLoaderLoadException::__construct(): Implicitly marking parameter $type as nullable is deprecated, the explicit nullable type must be used instead in E:\Program_Files\wamp64\www\print\vendor\symfony\config\Exception\FileLoaderLoadException.php on line 30