Fatal error: Uncaught Error: Class 'Lcobucci\JWT\Signer\Hmac' not found in /home1/heyerarc/public_html/updates/concrete5-8.5.5_remote_updater/concrete/vendor/lcobucci/jwt/src/Signer/Hmac/Sha512.php:18 Stack trace: #0 {main} thrown in /home1/heyerarc/public_html/updates/concrete5-8.5.5_remote_updater/concrete/vendor/lcobucci/jwt/src/Signer/Hmac/Sha512.php on line 18