Fatal error: Uncaught LogicException: You cannot use the "Symfony\Component\String\Slugger\AsciiSlugger" as the "symfony/translation-contracts" package is not installed. Try running "composer require symfony/translation-contracts". in C:\xampp\htdocs\admin\vendor\symfony\string\Slugger\AsciiSlugger.php:19 Stack trace: #0 {main} thrown in C:\xampp\htdocs\admin\vendor\symfony\string\Slugger\AsciiSlugger.php on line 19