[Unity] NullReferenceException: Object reference not set to an instance of an object
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  at UnityEngineLogCallback in Error while parsing stackframe: PopulationStateDefinition_StarSystemImprovement.TryRaisePopulationEvent (.Empire empire, IGameEntity context, .Population population):line 0
  at UnityEngineLogCallback in Error while parsing stackframe: PopulationStateHelper.ScanAllStatesAndRaiseEvents (.Empire empire, IGameEntity context, .Population population):line 0
  at UnityEngineLogCallback in Error while parsing stackframe: ColonizedStarSystem.AddPopulation (Amplitude.StaticString affinity, Int32 populationToAddCount, .ColonizedPlanet planet, Boolean addPopulationSurplusOnOtherPlanets, Boolean silent):line 0
  at UnityEngineLogCallback in Error while parsing stackframe: DepartmentOfTheInterior.ColonizePlanetAndStarSystem (.Planet planet, GameEntityGUID colonizedStarSystemGUID, GameEntityGUID colonizedPlanetGUID, GameEntityGUID hangarGUID, .GameEntityGUID[] colonizedMoonGUIDs, .TransitingPopulation[] populationToTransfer, StarSystemState starSystemState, .TransitingPopulation[] additionalPopulation, ColonizationContext context, Boolean silent):line 0
  at UnityEngineLogCallback in Error while parsing stackframe: DepartmentOfTheInterior+<ColonizeProcessor>c__Iterator1F4.MoveNext ():line 0
  at UnityEngineLogCallback in Error while parsing stackframe: Amplitude.Coroutine.Run ():line 0
  at UnityEngineLogCallback in Error while parsing stackframe: GameClient.ProcessOrders ():line 0
  at UnityEngineLogCallback in Error while parsing stackframe: GameInterface.UpdateMessageBoxAndProcessOrders ():line 0
  at UnityEngineLogCallback in Error while parsing stackframe: GameClient.UpdateMessageBoxAndProcessOrders ():line 0
  at UnityEngineLogCallback in Error while parsing stackframe: GameInterface.Update ():line 0
  at UnityEngineLogCallback in Error while parsing stackframe: Session.Update ():line 0
  at UnityEngineLogCallback in Error while parsing stackframe: Amplitude.Unity.Session.SessionManager.LateUpdate ():line 0

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V0.1.21 S0 ALPHA-Public (64-bit)