Fatal error: Uncaught Error: Interface "Symfony\Contracts\Translation\LocaleAwareInterface" not found in C:\Users\Administrator\Desktop\xamp\htdocs\sdk\symfony\translation\LocaleSwitcher.php:20 Stack trace: #0 {main} thrown in C:\Users\Administrator\Desktop\xamp\htdocs\sdk\symfony\translation\LocaleSwitcher.php on line 20