From bc429439ee159672019aa673d78e957823f6e419 Mon Sep 17 00:00:00 2001
From: ousttrue <ousttrue@gmail.com>
Date: Mon, 14 Jun 2021 15:36:42 +0900
Subject: [PATCH] =?UTF-8?q?=E3=81=A8=E3=82=8A=E3=81=82=E3=81=88=E3=81=9A?=
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---
 Assets/VRM10/Runtime/Migration/MigrationMToon.cs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Assets/VRM10/Runtime/Migration/MigrationMToon.cs b/Assets/VRM10/Runtime/Migration/MigrationMToon.cs
index 2b26ef613..821df947d 100644
--- a/Assets/VRM10/Runtime/Migration/MigrationMToon.cs
+++ b/Assets/VRM10/Runtime/Migration/MigrationMToon.cs
@@ -375,7 +375,10 @@ namespace UniVRM10
                         gltfMaterial.alphaMode = "BLEND";
                         dst.TransparentWithZWrite = true;
                         gltfMaterial.alphaCutoff = 0.5f;
-                        dst.RenderQueueOffsetNumber = Mathf.Clamp(transparentRenderQueueMap[mtoon.Definition.Rendering.RenderQueueOffsetNumber], 0, +9);
+                        if (transparentRenderQueueMap.TryGetValue(mtoon.Definition.Rendering.RenderQueueOffsetNumber, out int value))
+                        {
+                            dst.RenderQueueOffsetNumber = Mathf.Clamp(value, 0, +9);
+                        }
                         break;
                     default:
                         throw new ArgumentOutOfRangeException();