PHP Core Warning – yii\base\ErrorException

$_GET = [
    'random' => '1791128445',
];

$_COOKIE = [
    '_csrf' => '77cacb707da2ca4a8f04aa227a45c7c3acdefa3814cc176bb30d534572254311a:2:{i:0;s:5:"_csrf";i:1;s:32:"9PeMr1kzfgrI5dB13GQb_CBVZrT1825k";}',
    'PHPSESSID' => 'fm492p9o5p99cscvftlu819107',
    'topics-session' => '1791181014.39.16697.965098|d197bbbd1d400bd72372bc93068ad169',
];

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