Using integers for registered date claims is deprecated, please use DateTimeImmutable objects instead [duplicate]

Question

Using integers for registered date claims is deprecated, please use DateTimeImmutable objects instead. This error occurs during generate personal access token using laravel passport @ laravel8.12enter code here.

Answer 1

If you are using Tymon/jwt-auth, this could help you In config\jwt.php file

Change 

'jwt' => Tymon\JWTAuth\Providers\JWT\Lcobucci::class, 

to 

'jwt' => Tymon\JWTAuth\Providers\JWT\Namshi::class,

Answer 2

Run the below command to fix this issue.

composer require lcobucci/jwt:3.3.3