Fatal error: Uncaught Error: Class 'ControllerSiteTheme' not found in /var/www/live/html/grader/core/controllers/Controller.php:56
Stack trace:
#0 /var/www/live/html/grader/core/controllers/Controller.php(46): Controller->checkSubControllers('ControllerSiteT...', 1)
#1 /var/www/live/html/grader/core/controllers/Controller.php(7): Controller->parseUrl()
#2 /var/www/live/html/grader/index.php(28): Controller->__construct()
#3 {main}
thrown in /var/www/live/html/grader/core/controllers/Controller.php on line 56