PHP Core Warning – yii\base\ErrorException

$_GET = [
    'random' => '1791018723',
];

$_COOKIE = [
    '_csrf' => '97f79744cae2e54ff59170dbde31351bb4d08fcd6ae85719d5d116ff5948fbdba:2:{i:0;s:5:"_csrf";i:1;s:32:"qZtrVRUXSr9V4-o1MWi2muYgLuSMK2Uc";}',
    'topics-session' => '1791027958.364.16490.959407|d197bbbd1d400bd72372bc93068ad169',
    'PHPSESSID' => '6q7099l0d0su55n4t2jgvqjqa3',
];

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