PHP Core Warning – yii\base\ErrorException

$_GET = [
    'random' => '1765662461',
];

$_COOKIE = [
    'PHPSESSID' => 'np00g5h1k7ifon3e4alf2ove55',
    '_csrf' => '9f62f24acda1e42dfff7151dd38d49f19a84da958fcebbd6f0afe04d72470e71a:2:{i:0;s:5:"_csrf";i:1;s:32:"y58Mj4KjJg265TDEyashwviuNifO_sax";}',
    'topics-session' => '1765793171.521.15686.635920|d197bbbd1d400bd72372bc93068ad169',
];

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