Router Exception: Call to undefined method App\Controllers\PageController::index()
#0 /var/www/vhosts/voltolia.de/httpdocs/app/Core/Router.php(272): App\Core\Router->executeControllerAction()
#1 /var/www/vhosts/voltolia.de/httpdocs/public/index.php(118): App\Core\Router->dispatch()
#2 {main}