diff --git a/Assets/UniGLTF/Runtime/UniHumanoid/IO/BvhImporterContext.cs b/Assets/UniGLTF/Runtime/UniHumanoid/IO/BvhImporterContext.cs
index 8bdafda8f..f50f4f577 100644
--- a/Assets/UniGLTF/Runtime/UniHumanoid/IO/BvhImporterContext.cs
+++ b/Assets/UniGLTF/Runtime/UniHumanoid/IO/BvhImporterContext.cs
@@ -116,6 +116,8 @@ namespace UniHumanoid
             AvatarDescription = description;
             var animator = Root.AddComponent<Animator>();
             animator.avatar = Avatar;
+
+            Root.AddComponent<HumanPoseTransfer>();
         }
 
         static Transform BuildHierarchy(Transform parent, BvhNode node, float toMeter)
diff --git a/Assets/VRM_Samples/SimpleViewer/ViewerUI.cs b/Assets/VRM_Samples/SimpleViewer/ViewerUI.cs
index 893d31ead..04942584a 100644
--- a/Assets/VRM_Samples/SimpleViewer/ViewerUI.cs
+++ b/Assets/VRM_Samples/SimpleViewer/ViewerUI.cs
@@ -226,7 +226,10 @@ namespace VRM.SimpleViewer
             context.Parse(path, source);
             context.Load();
             m_src = context.Root.GetComponent<HumanPoseTransfer>();
-            m_src.GetComponent<Renderer>().enabled = false;
+            if (m_src == null)
+            {
+                throw new ArgumentNullException();
+            }
             m_loaded?.EnableBvh(m_src);
         }