Fatal error: Uncaught Error: Interface "Lcobucci\JWT\Signer" not found in /home/slsiluser/public_html/service-portal-mobile-responsive/vendor/lcobucci/jwt/src/Signer/None.php:8 Stack trace: #0 {main} thrown in /home/slsiluser/public_html/service-portal-mobile-responsive/vendor/lcobucci/jwt/src/Signer/None.php on line 8