diff --git a/Assets/VRM/UniVRM/Editor/BlendShape/VRMBlendShapeProxyValidator.cs b/Assets/VRM/UniVRM/Editor/BlendShape/VRMBlendShapeProxyValidator.cs
index 37eace657..be97ab003 100644
--- a/Assets/VRM/UniVRM/Editor/BlendShape/VRMBlendShapeProxyValidator.cs
+++ b/Assets/VRM/UniVRM/Editor/BlendShape/VRMBlendShapeProxyValidator.cs
@@ -26,7 +26,7 @@ namespace VRM
                 var key = c.Key;
                 if (used.Contains(key))
                 {
-                    yield return Validation.Error($"duplicated BlendShapeKey: {c}");
+                    yield return Validation.Error($"duplicated BlendShapeKey: {key}");
                 }
                 else
                 {
@@ -55,7 +55,7 @@ namespace VRM
                     var target = p.transform.Find(v.RelativePath);
                     if (target == null)
                     {
-                        yield return Validation.Error($"{c}.Values[{i}].RelativePath({v.RelativePath} is not found");
+                        yield return Validation.Warning($"{c}.Values[{i}].RelativePath({v.RelativePath} is not found");
                     }
                 }
 
@@ -64,7 +64,7 @@ namespace VRM
                     var v = c.MaterialValues[i];
                     if (!materialNames.Contains(v.MaterialName))
                     {
-                        yield return Validation.Error($"{c}.MaterialValues[{i}].MaterialName({v.MaterialName} is not found");
+                        yield return Validation.Warning($"{c}.MaterialValues[{i}].MaterialName({v.MaterialName} is not found");
                     }
                 }
             }
diff --git a/Assets/VRM/UniVRM/Scripts/Format/glTF_VRMExtensions.cs b/Assets/VRM/UniVRM/Scripts/Format/glTF_VRMExtensions.cs
index d4dc817e8..9e0955f6b 100644
--- a/Assets/VRM/UniVRM/Scripts/Format/glTF_VRMExtensions.cs
+++ b/Assets/VRM/UniVRM/Scripts/Format/glTF_VRMExtensions.cs
@@ -19,7 +19,12 @@ namespace VRM
         public static glTF_VRM_BlendShapeBind Create(Transform root, BlendShapeBinding binding,
             gltfExporter exporter)
         {
-            var transform = UniGLTF.UnityExtensions.GetFromPath(root.transform, binding.RelativePath);
+            var transform = root.transform.Find(binding.RelativePath);
+            if (transform == null)
+            {
+                Debug.LogWarning($"{binding.RelativePath} not found");
+                return null;
+            }
             var renderer = transform.GetComponent<SkinnedMeshRenderer>();
             if (renderer == null)
             {
@@ -38,7 +43,7 @@ namespace VRM
                 return null;
             }
 
-            if(!exporter.MeshBlendShapeIndexMap.TryGetValue(mesh, out Dictionary<int, int> blendShapeIndexMap))
+            if (!exporter.MeshBlendShapeIndexMap.TryGetValue(mesh, out Dictionary<int, int> blendShapeIndexMap))
             {
                 // この Mesh は  エクスポートされていない
                 return null;