Cộng đồng Hỏi & Đáp của Inflearn

NullReferenceException: Object reference not set to an instance of an object

UnityEditor.Graphs.Edge.WakeUp () (at <88a0d69c19884c6ab34f0bf943539a1b>:0)

UnityEditor.Graphs.Graph.DoWakeUpEdges (System.Collections.Generic.List`1[T] inEdges, System.Collections.Generic.List`1[T] ok, System.Collections.Generic.List`1[T] error, System.Boolean inEdgesUsedToBeValid) (at <88a0d69c19884c6ab34f0bf943539a1b>:0)

UnityEditor.Graphs.Graph.WakeUpEdges (System.Boolean clearSlotEdges) (at <88a0d69c19884c6ab34f0bf943539a1b>:0)

UnityEditor.Graphs.Graph.WakeUp (System.Boolean force) (at <88a0d69c19884c6ab34f0bf943539a1b>:0)

UnityEditor.Graphs.Graph.WakeUp () (at <88a0d69c19884c6ab34f0bf943539a1b>:0)

UnityEditor.Graphs.Graph.OnEnable () (at <88a0d69c19884c6ab34f0bf943539a1b>:0)

이런 에러가 났는데 어디서 잘못됐는지 모르겠습니다..!!