Fatal error: Uncaught Error: Call to a member function toArray() on array in /www/wwwroot/ulearn/app/Controllers/Frontend/Document/DocumentCategoryController.php:27 Stack trace: #0 [internal function]: App\Controllers\Frontend\Document\DocumentCategoryController->detail() #1 /www/wwwroot/ulearn/vendor/pecee/simple-router/src/Pecee/SimpleRouter/ClassLoader/ClassLoader.php(34): call_user_func_array() #2 /www/wwwroot/ulearn/vendor/pecee/simple-router/src/Pecee/SimpleRouter/Route/Route.php(117): Pecee\SimpleRouter\ClassLoader\ClassLoader->loadClassMethod() #3 /www/wwwroot/ulearn/vendor/pecee/simple-router/src/Pecee/SimpleRouter/Router.php(427): Pecee\SimpleRouter\Route\Route->renderRoute() #4 /www/wwwroot/ulearn/vendor/pecee/simple-router/src/Pecee/SimpleRouter/Router.php(353): Pecee\SimpleRouter\Router->routeRequest() #5 /www/wwwroot/ulearn/vendor/pecee/simple-router/src/Pecee/SimpleRouter/SimpleRouter.php(69): Pecee\SimpleRouter\Router->start() #6 /www/wwwroot/ulearn/index.php(31): Pecee\SimpleRouter\SimpleRouter::start() #7 {main} thrown in /www/wwwroot/ulearn/app/Controllers/Frontend/Document/DocumentCategoryController.php on line 27