diff --git a/Editor/Inspector/Menu/MenuItemGUI.cs b/Editor/Inspector/Menu/MenuItemGUI.cs
index 8f4ab313..23a20f21 100644
--- a/Editor/Inspector/Menu/MenuItemGUI.cs
+++ b/Editor/Inspector/Menu/MenuItemGUI.cs
@@ -169,11 +169,16 @@ namespace nadena.dev.modular_avatar.core.editor
             }
             
             Dictionary<string, ProvidedParameter> rootParameters = new();
-            
+
             foreach (var param in ParameterIntrospectionCache.GetParametersForObject(parentAvatar.gameObject)
                          .Where(p => p.Namespace == ParameterNamespace.Animator)
                     )
-                rootParameters[param.EffectiveName] = param;
+            {
+                if (!string.IsNullOrWhiteSpace(param.EffectiveName))
+                {
+                    rootParameters[param.EffectiveName] = param;
+                }
+            }
 
             var remaps = ParameterIntrospectionCache.GetParameterRemappingsAt(paramRef);
             foreach (var remap in remaps)
diff --git a/Editor/ParamsUsage/MAParametersIntrospection.cs b/Editor/ParamsUsage/MAParametersIntrospection.cs
index 9c3d4e46..1d9bf2e3 100644
--- a/Editor/ParamsUsage/MAParametersIntrospection.cs
+++ b/Editor/ParamsUsage/MAParametersIntrospection.cs
@@ -59,7 +59,8 @@ namespace nadena.dev.modular_avatar.core.editor
 
         public IEnumerable<ProvidedParameter> GetSuppliedParameters(ndmf.BuildContext context = null)
         {
-            return _component.parameters.Select(p =>
+            return _component.parameters
+                .Select(p =>
             {
                 AnimatorControllerParameterType paramType;
                 bool animatorOnly = false;