Fatal error: Uncaught Error: Class "Lcobucci\JWT\Signer\Rsa" not found in C:\xampp\htdocs\OFFLINE\Uawa\laravel-version\laravel\vendor\lcobucci\jwt\src\Signer\Rsa\Sha512.php:18 Stack trace: #0 {main} thrown in C:\xampp\htdocs\OFFLINE\Uawa\laravel-version\laravel\vendor\lcobucci\jwt\src\Signer\Rsa\Sha512.php on line 18