Fatal error: Uncaught Error: Class "Symfony\Component\Translation\Catalogue\AbstractOperation" not found in /home3/vkkginig/fm.tm2020.ir/app/vendor/symfony/translation/Catalogue/MergeOperation.php:25 Stack trace: #0 {main} thrown in /home3/vkkginig/fm.tm2020.ir/app/vendor/symfony/translation/Catalogue/MergeOperation.php on line 25