Fatal error: Uncaught Error: Class "ilAuthProvider" not found in /var/www/html/ilias/components/ILIAS/LDAP/classes/class.ilAuthProviderLDAP.php:26 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/LDAP/classes/class.ilAuthProviderLDAP.php on line 26