Error

PHP Noticeyii\base\ErrorException

Trying to get property of non-object

$_GET = [
    'title' => '%E5%88%86%E5%AD%90%E6%A3%80%E6%B5%8B%E8%AF%95%E5%89%82',
    'type' => '%E4%BA%A7%E5%93%81%E4%B8%AD%E5%BF%83',
];

$_SESSION = [
    '__flash' => [],
];