Fatal error: Uncaught Error: Class "Lcobucci\JWT\Signer\Hmac" not found in /opt/lampp/htdocs/myhospitalnow/mhn-hospital-ms/vendorback/lcobucci/jwt/src/Signer/Hmac/Sha512.php:18 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/myhospitalnow/mhn-hospital-ms/vendorback/lcobucci/jwt/src/Signer/Hmac/Sha512.php on line 18