PHP Core Warning – yii\base\ErrorException

$_GET = [
    'random' => '1791846516',
];

$_COOKIE = [
    '_csrf' => '6128cc32ce6d62fdf9fd3413ea7801b64ce8969044c51513b4bdb7dccc547afaa:2:{i:0;s:5:"_csrf";i:1;s:32:"DBWS4O8uFI1QjrdV7errkIK0p6P6ldkI";}',
    'topics-session' => '1791857261.649.16511.713985|d197bbbd1d400bd72372bc93068ad169',
    'PHPSESSID' => 's064l5vbvffmd1pkv9l1one132',
];

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