Warning: Attempt to read property "id" on null in /var/www/html/site/controllers/ProdutoController.php on line 29

Fatal error: Uncaught TypeError: Models\ItemExperimentos\ItemExperimentoRepository::getByItemId(): Argument #1 ($item_id) must be of type int, null given, called in /var/www/html/site/controllers/ProdutoController.php on line 29 and defined in /var/www/html/site/models/ItemExperimentos/ItemExperimentoRepository.php:87 Stack trace: #0 /var/www/html/site/controllers/ProdutoController.php(29): Models\ItemExperimentos\ItemExperimentoRepository->getByItemId(NULL) #1 [internal function]: Controller\ProdutoController->IndexAction() #2 /var/www/html/vendor/php-di/invoker/src/Invoker.php(74): call_user_func_array(Array, Array) #3 /var/www/html/vendor/php-di/php-di/src/Container.php(251): Invoker\Invoker->call(Array, Array) #4 /var/www/html/lib/Router.php(213): DI\Container->call(Array, Array) #5 [internal function]: Lib\Router->init() #6 /var/www/html/vendor/php-di/invoker/src/Invoker.php(74): call_user_func_array(Array, Array) #7 /var/www/html/vendor/php-di/php-di/src/Container.php(251): Invoker\Invoker->call(Array, Array) #8 /var/www/html/index.php(188): DI\Container->call(Array) #9 {main} thrown in /var/www/html/site/models/ItemExperimentos/ItemExperimentoRepository.php on line 87