PHP Core Warning – yii\base\ErrorException

$_GET = [
    'random' => '1748184146',
];

$_COOKIE = [
    'topics-session' => '1765662409.897.15682.5989|d197bbbd1d400bd72372bc93068ad169',
    '_csrf' => 'bebd41864021eca3ae2b9ea66af932ec0a8bfdb6f3a8515e4d8a52634a73766ba:2:{i:0;s:5:"_csrf";i:1;s:32:"yo7hPGFjz19xoQMY0a2-owVlBBsi8kn8";}',
    'PHPSESSID' => 'd0nk50c33ui5826ls2q1pumqq3',
];

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