From 7e6edb0f32b753d226aba58889d56c2875b6f282 Mon Sep 17 00:00:00 2001
From: daniel mayost <danielmayost@gmail.com>
Date: Mon, 30 May 2022 23:42:05 +0300
Subject: [PATCH] fixes bugs

---
 src/Avalonia.Controls/ComboBox.cs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Avalonia.Controls/ComboBox.cs b/src/Avalonia.Controls/ComboBox.cs
index 8a6fb361da..a3f87f7695 100644
--- a/src/Avalonia.Controls/ComboBox.cs
+++ b/src/Avalonia.Controls/ComboBox.cs
@@ -403,8 +403,8 @@ namespace Avalonia.Controls
                 {
                     control.Measure(Size.Infinity);
 
-                    var flowDirection = control.IsAttachedToVisualTree ? 
-                        (control.VisualParent as Control)!.FlowDirection : FlowDirection.LeftToRight;
+                    var flowDirection = 
+                        (control.VisualParent as Control)?.FlowDirection ?? FlowDirection.LeftToRight;
 
                     SelectionBoxItem = new Rectangle
                     {