NullReferenceException: Object reference not set to an instance of an object
OfficeRiot.Gameplay.Stock.StockView.SwitchSkin (System.Int32 slots) (at Assets/Scripts/Gameplay/Stock/StockView.cs:68)
OfficeRiot.Gameplay.Stock.StockController.StartProcessing () (at Assets/Scripts/Gameplay/Stock/StockController.cs:49)
OfficeRiot.Gameplay.ActorController`4[TModel,TBalance,TSave,TView].OnPointerClick (UnityEngine.EventSystems.PointerEventData eventData) (at Assets/Scripts/Gameplay/ActorController.cs:60)
UnityEngine.EventSystems.ExecuteEvents.Execute (UnityEngine.EventSystems.IPointerClickHandler handler, UnityEngine.EventSystems.BaseEventData eventData) (at /Applications/Unity/Hub/Editor/2019.2.6f1/Unity.app/Contents/Resources/PackageManager/BuiltInPackages/com.unity.ugui/Runtime/EventSystem/ExecuteEvents.cs:50)
UnityEngine.EventSystems.ExecuteEvents.Execute[T] (UnityEngine.GameObject target, UnityEngine.EventSystems.BaseEventData eventData, UnityEngine.EventSystems.ExecuteEvents+EventFunction`1[T1] functor) (at /Applications/Unity/Hub/Editor/2019.2.6f1/Unity.app/Contents/Resources/PackageManager/BuiltInPackages/com.unity.ugui/Runtime/EventSystem/ExecuteEvents.cs:261)
UnityEngine.EventSystems.EventSystem:Update()