From b7445eac90ca732b03fb7d8a7fcee213fff53894 Mon Sep 17 00:00:00 2001
From: ousttrue <ousttrue@gmail.com>
Date: Thu, 19 Apr 2018 13:45:06 +0900
Subject: [PATCH] add vertexCount zero check

---
 Scripts/SkinnedMeshUtility/Editor/BoneNormalizer.cs | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/Scripts/SkinnedMeshUtility/Editor/BoneNormalizer.cs b/Scripts/SkinnedMeshUtility/Editor/BoneNormalizer.cs
index 972d8159a..0cb3645d5 100644
--- a/Scripts/SkinnedMeshUtility/Editor/BoneNormalizer.cs
+++ b/Scripts/SkinnedMeshUtility/Editor/BoneNormalizer.cs
@@ -132,7 +132,9 @@ namespace VRM
                     // SkinnedMesh
                     //
                     var srcRenderer = src.GetComponent<SkinnedMeshRenderer>();
-                    if (srcRenderer != null && srcRenderer.enabled)
+                    if (srcRenderer != null && srcRenderer.enabled
+                        && srcRenderer.sharedMesh!=null
+                        && srcRenderer.sharedMesh.vertexCount>0)
                     {
                         // clear blendShape
                         var srcMesh = srcRenderer.sharedMesh;
@@ -281,7 +283,9 @@ namespace VRM
                     // not SkinnedMesh
                     //
                     var srcFilter = src.GetComponent<MeshFilter>();
-                    if (srcFilter != null)
+                    if (srcFilter != null 
+                        && srcFilter.sharedMesh!=null 
+                        && srcFilter.sharedMesh.vertexCount>0)
                     {
                         var srcRenderer = src.GetComponent<MeshRenderer>();
                         if (srcRenderer!=null && srcRenderer.enabled)