Just for your happiness: adding my similar issue but with a different kit (StoreKit) and in lldb. (lldb) po product error: expression failed to parse: error: Couldn't lookup symbols:  type metadata accessor for StoreKit.Product (lldb) po product.subscription error: expression failed to parse: error: Couldn't lookup symbols:  StoreKit.Product.subscription.getter : Swift.Optional<StoreKit.Product.SubscriptionInfo> (lldb) po product.subscription?.promotionalOffers error: expression failed to parse: error: Couldn't lookup symbols:  StoreKit.Product.subscription.getter : Swift.Optional<StoreKit.Product.SubscriptionInfo>