FrontController->dispatch() # line   18, file: /home/smartlinks/www/index.php
  call_user_func_array(Array[2], Array[0]) # line  220, file: /home/smartlinks/www/core/FrontController.php
    ExtraFieldController->getByCategoryIdAction() # line    0, file: unknown
      DataAggregator->__get("categoryId") # line   18, file: /home/smartlinks/www/controllers/ExtraFieldController.php