PHP Core Warning – yii\base\ErrorException

$_GET = [
    'random' => '1765734914',
];

$_COOKIE = [
    'PHPSESSID' => '09s04fecfrt8e1rtm4ncftc9m3',
    '_csrf' => '3ade051b2d9ad9a756ced5ef339a36254fb06f30f99111d3b86e0212d3ca7fe9a:2:{i:0;s:5:"_csrf";i:1;s:32:"P0jxCL2fZMrJS0AlgCbwymv_i2_PqZOz";}',
    'topics-session' => '1765965936.819.16277.505018|d197bbbd1d400bd72372bc93068ad169',
];

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