PHP Core Warning – yii\base\ErrorException

$_GET = [
    'random' => '1791325846',
];

$_COOKIE = [
    '_csrf' => '3974a12d17a745b899e4415ed9c384eddc29bcce3ce525c48ba870bbfc282c98a:2:{i:0;s:5:"_csrf";i:1;s:32:"RIzRGs2LOZoqSgZd42UPd7cwdFEpKTzP";}',
    'PHPSESSID' => 'mvqua59lk77n87h003kf2kaqo0',
    'topics-session' => '1791404738.416.16479.690575|d197bbbd1d400bd72372bc93068ad169',
];

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