From 5cc02c2d09a103e12f709cadac49494f640c3c84 Mon Sep 17 00:00:00 2001
From: Dan Walmsley <dan@walms.co.uk>
Date: Thu, 9 Apr 2020 10:52:34 -0300
Subject: [PATCH] create dummy menu root.

---
 src/Avalonia.Native/AvaloniaNativeMenuExporter.cs | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/src/Avalonia.Native/AvaloniaNativeMenuExporter.cs b/src/Avalonia.Native/AvaloniaNativeMenuExporter.cs
index a074092792..5eda69979e 100644
--- a/src/Avalonia.Native/AvaloniaNativeMenuExporter.cs
+++ b/src/Avalonia.Native/AvaloniaNativeMenuExporter.cs
@@ -102,10 +102,22 @@ namespace Avalonia.Native
             if (appMenu is null)
             {
                 appMenu = _factory.CreateMenu();
+
                 _factory.SetAppMenu(appMenu);
             }
 
-            appMenu.Update(this, _factory, menu);
+            var menuItem = menu.Parent;
+
+            if (menu.Parent is null)
+            {
+                menuItem = new NativeMenuItem();
+
+                menuItem.Parent = new NativeMenu();
+            }
+
+            menuItem.Menu = menu;
+
+            appMenu.Update(this, _factory, menuItem.Parent);
         }
 
         private void SetMenu(IAvnWindow avnWindow, NativeMenu menu)