From 9ed23bbf89158792812965b9f39afeab71314ef9 Mon Sep 17 00:00:00 2001
From: Steven Kirk <grokys@users.noreply.github.com>
Date: Wed, 13 Feb 2019 16:33:27 +0100
Subject: [PATCH] Handle null modifiers collection.

---
 .../Remote/Server/RemoteServerTopLevelImpl.cs                | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/Avalonia.Controls/Remote/Server/RemoteServerTopLevelImpl.cs b/src/Avalonia.Controls/Remote/Server/RemoteServerTopLevelImpl.cs
index e1767fca36..028a78aea4 100644
--- a/src/Avalonia.Controls/Remote/Server/RemoteServerTopLevelImpl.cs
+++ b/src/Avalonia.Controls/Remote/Server/RemoteServerTopLevelImpl.cs
@@ -61,6 +61,11 @@ namespace Avalonia.Controls.Remote.Server
         {
             var result = InputModifiers.None;
 
+            if (modifiers == null)
+            {
+                return result;
+            }
+
             foreach(var modifier in modifiers)
             {
                 switch (modifier)