Notice: Trying to get property 'categoria' of non-object in /opt/help/source/App/Web.php on line 229

Fatal error: Uncaught TypeError: Argument 1 passed to Source\Core\Model::findById() must be of the type int, null given, called in /opt/help/source/App/Web.php on line 229 and defined in /opt/help/source/Core/Model.php:140 Stack trace: #0 /opt/help/source/App/Web.php(229): Source\Core\Model->findById() #1 /opt/help/vendor/polon/router/src/Dispatch.php(143): Source\App\Web->article() #2 /opt/help/vendor/polon/router/src/Dispatch.php(123): Polon\Router\Dispatch->execute() #3 /opt/help/index.php(128): Polon\Router\Dispatch->dispatch() #4 {main} thrown in /opt/help/source/Core/Model.php on line 140