Fatal error: Uncaught Error: Class 'QueryBuilder' not found in /app/Cosmic/App/Models/Help.php:10 Stack trace: #0 /app/Cosmic/App/Controllers/Help/Help.php(35): App\Models\Help::getCategories() #1 /app/Cosmic/App/Controllers/Help/Help.php(50): App\Controllers\Help\Help->helpAction() #2 /app/Cosmic/vendor/pecee/simple-router/src/Pecee/SimpleRouter/Route/Route.php(124): App\Controllers\Help\Help->index() #3 /app/Cosmic/vendor/pecee/simple-router/src/Pecee/SimpleRouter/Router.php(397): Pecee\SimpleRouter\Route\Route->renderRoute(Object(Pecee\Http\Request), Object(Pecee\SimpleRouter\Router)) #4 /app/Cosmic/vendor/pecee/simple-router/src/Pecee/SimpleRouter/Router.php(331): Pecee\SimpleRouter\Router->routeRequest() #5 /app/Cosmic/vendor/pecee/simple-router/src/Pecee/SimpleRouter/SimpleRouter.php(63): Pecee\SimpleRouter\Router->start() #6 /app/Cosmic/Core/Routes.php(198): Pecee\SimpleRouter\SimpleRouter::start() #7 /app/Cosmic/public/index.php(68): Core\Routes::init() #8 {main} thrown in /app/Cosmic/App/Models/Help.php on line 10