PHP Core Warning – yii\base\ErrorException

$_GET = [
    'random' => '1765758923',
];

$_COOKIE = [
    'PHPSESSID' => 'j7ffffnkguqtvq2q62b1ctmmj0',
    '_csrf' => 'af7410ad2ac4cb2c04edf40377a110e78aede6b5532ad339e38d94a5a5af180ca:2:{i:0;s:5:"_csrf";i:1;s:32:"vdQX0qQ7jFLI-TMon1YCawPGXmO-ydDA";}',
    'topics-session' => '1766067473.011.15682.870779|d197bbbd1d400bd72372bc93068ad169',
];

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