NullReferenceException: Object reference not set to an instance of an object
CWM.Skinn.MergeHelperInspector.MergeSkeleton (UnityEngine.SkinnedMeshRenderer smr, UnityEngine.SkinnedMeshRenderer merge, Boolean adjustBones) (at Assets/Skinn/DeformationRigMapper/Editor/MergeHelperInspector.cs:126)
CWM.Skinn.MergeHelperInspector.OnInspectorGUI () (at Assets/Skinn/DeformationRigMapper/Editor/MergeHelperInspector.cs:76)
UnityEditor.InspectorWindow.DrawEditor (UnityEditor.Editor[] editors, Int32 editorIndex, Boolean rebuildOptimizedGUIBlock, System.Boolean& showImportedObjectBarNext, UnityEngine.Rect& importedObjectBarRect) (at C:/buildslave/unity/build/Editor/Mono/Inspector/InspectorWindow.cs:1245)
UnityEngine.GUIUtility:ProcessEvent(Int32, IntPtr)