Проблемы с YMKPlacemarks (YandexMapKit)

import RealmSwift
import UIKit
import YandexMapsMobile
class ViewController: UIViewController {
 
    var points = [YMKPoint]()
    
    override func viewDidLoad() {
        super.viewDidLoad()
        createArrayPoints()
        createMap()
      }
    
    func createMap() {
        let myMap = YMKMapView()
        myMap.translatesAutoresizingMaskIntoConstraints = false
        let pinImage = UIImage(named: "pin")!
        myMap.mapWindow.map.mapObjects.addPlacemarks(with: points, image: pinImage, style: .init())
        
        view.addSubview(myMap)
        
        NSLayoutConstraint.activate([
            myMap.topAnchor.constraint(equalTo: view.topAnchor),
            myMap.bottomAnchor.constraint(equalTo: view.bottomAnchor),
            myMap.leadingAnchor.constraint(equalTo: view.leadingAnchor),
            myMap.trailingAnchor.constraint(equalTo: view.trailingAnchor)
        ])
    }
    
    func createArrayPoints() {
        let realm = try! Realm()
        let stations = realm.objects(PowerStationModel.self)
        for station in stations {
            let latitude = station.latitude
            let longitude = station.longitude
            let myPoint = YMKPoint(latitude: latitude, longitude: longitude)
            points.append(myPoint)
            }
    }
}