Error

PHP Noticeyii\base\ErrorException

Undefined index: mobile

$_GET = [
    'zt_id' => '119',
    'seoid' => '153c1c',
    'type' => 'forward',
    'share' => 'true',
];

$_SESSION = [
    '__flash' => [],
    'seoid' => '153c1c',
];