From 050415a7363e0c0817f29691b7e78c2be134318a Mon Sep 17 00:00:00 2001
From: WMJ <wmj@live.cn>
Date: Mon, 17 Dec 2018 20:29:17 +0800
Subject: [PATCH] - Fixed a crash introduced in previous commits

---
 Codist/Controls/ThemedMenuItem.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Codist/Controls/ThemedMenuItem.cs b/Codist/Controls/ThemedMenuItem.cs
index 2a9decf0..93632d18 100644
--- a/Codist/Controls/ThemedMenuItem.cs
+++ b/Codist/Controls/ThemedMenuItem.cs
@@ -30,7 +30,7 @@ public object SubMenuHeader {
 						switch (args.Key) {
 							case System.Windows.Input.Key.Enter:
 								if (args.OriginalSource is TextBox) {
-									Items.GetFirst<ThemedMenuItem>(i => i.IsEnabled && i.IsVisible).PerformClick();
+									Items.GetFirst<ThemedMenuItem>(i => i.IsEnabled && i.IsVisible)?.PerformClick();
 								}
 								break;
 							case System.Windows.Input.Key.Down: Items.FocusFirst<MenuItem>(); break;