ERROR: column "?.id" must appear in the GROUP BY clause or be used in an aggregate function

[max107]

class User1 extends Model
{

}

class Issue extends Model
{
    public static function getFields()
    {
        return [
            'author' => [
                'class' => ForeignField::class,
                'modelClass' => User1::class
            ],
            'user' => [
                'class' => ForeignField::class,
                'modelClass' => User1::class
            ],
            'created_at' => [
                'class' => DateTimeField::class,
                'autoNowAdd' => true
            ]
        ];
    }
}

$qs = Issue::objects()->with(['user', 'author'])->order(['-created_at'])->asArray();