Fatal error: Uncaught Error: Interface "Lcobucci\JWT\Exception" not found in D:\Apache24\www\qilu\back-end\vendor\lcobucci\jwt\src\Signer\Ecdsa\ConversionFailed.php:9 Stack trace: #0 {main} thrown in D:\Apache24\www\qilu\back-end\vendor\lcobucci\jwt\src\Signer\Ecdsa\ConversionFailed.php on line 9