Fatal error: Class 'Symfony\Component\Translation\Dumper\FileDumper' not found in /var/www/html/dev/spa/vendor/symfony/translation/Symfony/Component/Translation/Dumper/PoFileDumper.php on line 22

Call Stack:
    0.0004     239152   1. {main}() /var/www/html/dev/spa/vendor/symfony/translation/Symfony/Component/Translation/Dumper/PoFileDumper.php:0