Fatal error: Uncaught Error: Interface "Lcobucci\JWT\Signer" not found in /home/cvpchat/public_html/websocket/vendor/lcobucci/jwt/src/Signer/BaseSigner.php:23 Stack trace: #0 {main} thrown in /home/cvpchat/public_html/websocket/vendor/lcobucci/jwt/src/Signer/BaseSigner.php on line 23