PHP Core Warning – yii\base\ErrorException

$_GET = [
    'id' => '1',
    'l' => 'lv_LV',
    'product_id' => '4059',
];

$_SESSION = [
    '__flash' => [],
    'history' => [
        '/catalog/question?id=1&l=lv_LV&product_id=4059',
    ],
    'cart' => [],
];