PHP Core Warning – yii\base\ErrorException

$_GET = [
    'redirect_url' => '/yjds2016/cases/match',
];

$_COOKIE = [
    'topics-session' => '1791397992.785.16479.792307|d197bbbd1d400bd72372bc93068ad169',
    'PHPSESSID' => '9q59jrn74hfo1u3lb2t9lvp8v1',
    '_csrf' => 'c6cfaca6d2f8413b0660f8968a0057a33360ae8cf46f0ce9c2fde4a897b0f196a:2:{i:0;s:5:"_csrf";i:1;s:32:"a4PLaVVs--qF3jU-VtUBDNHSX3yFK1XQ";}',
];