Cannot add activeEnergyBurned sample to HKWorkoutSession

Hi,

I am writing workout app for WatchOS and want to add activeEnergyBurned sample whenever user has finished exercise in workout.

But whenever I add sample to builder it returns that it was successfully added but when checking added samples in Health app, it shows that it is always 0 and also sum of samples is also always 0.

Does activeEnergyBurned has some additional requirements because when tried to write basalEnergyBurned it successfully wrote given calories.

Writing sample here:

    let energyBurnedType = HKObjectType.quantityType(forIdentifier: .activeEnergyBurned)

    if energyBurnedType != nil {
      let energyBurned = HKQuantity(unit: HKUnit.largeCalorie(), doubleValue: Double(totalCalories))
      let energyBurnedSample = HKQuantitySample(type: energyBurnedType!, quantity: energyBurned, start: self.exerciseStart, end: Date())

      builder.add([energyBurnedSample]) { (success, error) in
        print(success)
        print(error)
      }
    }

And reading data that always returns 0:

func updateForStatistics(_ statistics: HKStatistics?) {
    guard let statistics = statistics else { return }
     
    DispatchQueue.main.async {
      switch statistics.quantityType {
      case HKQuantityType.quantityType(forIdentifier: .activeEnergyBurned):
        let energyUnit = HKUnit.largeCalorie()
        let value = statistics.sumQuantity()?.doubleValue(for: energyUnit)
        self.activeCalories = Double( round( 1 * value! ) / 1 )
        print(value)
        return
      default:
        return
      }
    }
  }

Any ideas on what am I missing?

I checked my workout recordings and I see that samples get added but doesn't affect total active energy shown in Health app:

And here you can see that sample is added: