问题 In my Android app, I want to add a Bundle including a Place object described below to my Intent. Since serializable was slow and not recommended, I preferred Parcelable. Althoug I use Kotlin 1.3.31, I have problems parcelizing some data classes. Example: import android.os.Parcelable import kotlinx.android.parcel.Parcelize @Parcelize data class Place(val street: String, val postal: String, val city: String) : Parcelable and Android Studio complains: Class 'Place' is not abstract and does not