Notice: Undefined index: hbi_redirect in /var/www/vhosts/unibo.it/adu.unibo.it/hbi/explore/login.php on line 14

Fatal error: Uncaught Auth0\SDK\Exception\CoreException: Invalid redirect_uri in /var/www/vhosts/unibo.it/adu.unibo.it/hbi/explore/vendor/auth0/auth0-php/src/Auth0.php:282 Stack trace: #0 /var/www/vhosts/unibo.it/adu.unibo.it/hbi/explore/login.php(21): Auth0\SDK\Auth0->__construct() #1 {main} thrown in /var/www/vhosts/unibo.it/adu.unibo.it/hbi/explore/vendor/auth0/auth0-php/src/Auth0.php on line 282