Fatal error: Uncaught Error: Interface "Lcobucci\JWT\ClaimsFormatter" not found in I:\www\oauth2\auth_server\vendor\lcobucci\jwt\src\Encoding\UnixTimestampDates.php:12 Stack trace: #0 {main} thrown in I:\www\oauth2\auth_server\vendor\lcobucci\jwt\src\Encoding\UnixTimestampDates.php on line 12