Fatal error: Uncaught DomainException: Namespaces not defined in the configuration file. in /home/swifts/public_html/library/Cube/Application.php:239 Stack trace: #0 /home/swifts/public_html/index.php(28): Cube\Application->bootstrap() #1 {main} thrown in /home/swifts/public_html/library/Cube/Application.php on line 239