Fatal error: Uncaught Error: Class "Xibo\Middleware\AuthenticationBase" not found in /home/maborneapp/public_html/v4/xibo-cms-4.0.5/lib/Middleware/SAMLAuthentication.php:45 Stack trace: #0 {main} thrown in /home/maborneapp/public_html/v4/xibo-cms-4.0.5/lib/Middleware/SAMLAuthentication.php on line 45