From a28dc2b9e411714ca8aebbe2e1fc70c94f03471e Mon Sep 17 00:00:00 2001
From: Luis von der Eltz <luis@gritworld.com>
Date: Thu, 29 Oct 2020 17:40:27 +0100
Subject: [PATCH] Throw NotSupportedException inside ContextMenu.Open(null)

---
 src/Avalonia.Controls/ContextMenu.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Avalonia.Controls/ContextMenu.cs b/src/Avalonia.Controls/ContextMenu.cs
index ec9649bc64..31071768c9 100644
--- a/src/Avalonia.Controls/ContextMenu.cs
+++ b/src/Avalonia.Controls/ContextMenu.cs
@@ -236,7 +236,7 @@ namespace Avalonia.Controls
         /// <summary>
         /// Opens the menu.
         /// </summary>
-        public override void Open() => Open(null);
+        public override void Open() => throw new NotSupportedException();
 
         /// <summary>
         /// Opens a context menu on the specified control.