Fatal error: Uncaught Error: Class 'Symfony\Component\Translation\Dumper\FileDumper' not found in /home/demohatinco/public_html/hat_learning_management/vendor/symfony/translation/Dumper/IcuResFileDumper.php:21 Stack trace: #0 {main} thrown in /home/demohatinco/public_html/hat_learning_management/vendor/symfony/translation/Dumper/IcuResFileDumper.php on line 21