Unity2.10.0beta插件报错

NullReferenceException: Object reference not set to an instance of an object
o.c (UnityEngine.GameObject A_0) (at <174bbe38e5444724b5b9eeb4600df769>:0)
o.k (UnityEngine.GameObject A_0, c A_1) (at <174bbe38e5444724b5b9eeb4600df769>:0)
o.a (UnityEngine.GameObject A_0, c A_1, c A_2, UnityEngine.Vector3 A_3, UnityEngine.Quaternion A_4, UnityEngine.Vector3 A_5, System.String& A_6) (at <174bbe38e5444724b5b9eeb4600df769>:0)
o.a (UnityEngine.GameObject A_0, System.String A_1, c A_2, System.Boolean A_3, System.Boolean A_4, System.Boolean A_5) (at <174bbe38e5444724b5b9eeb4600df769>:0)
o.a (UnityEngine.GameObject A_0, System.String A_1, c A_2, System.Boolean A_3, System.Boolean A_4, System.Boolean A_5) (at <174bbe38e5444724b5b9eeb4600df769>:0)
o.j () (at <174bbe38e5444724b5b9eeb4600df769>:0)
o.k () (at <174bbe38e5444724b5b9eeb4600df769>:0)
o.b (System.String A_0) (at <174bbe38e5444724b5b9eeb4600df769>:0)
LayaAir3D.exportResource (System.Boolean isDebug, System.Int32 Platformindex, System.String lastname) (at <174bbe38e5444724b5b9eeb4600df769>:0)
b+l.b () (at <174bbe38e5444724b5b9eeb4600df769>:0)
q.b (q+a A_0) (at <174bbe38e5444724b5b9eeb4600df769>:0)
q.a () (at <174bbe38e5444724b5b9eeb4600df769>:0)
UnityEditor.EditorApplication.Internal_CallUpdateFunctions () (at D:/unity/Editor/Mono/EditorApplication.cs:200)