From e5eb273ef7b4a44201af49bc38fe735c15bb2107 Mon Sep 17 00:00:00 2001
From: rabbitism <dongbin@irihi.tech>
Date: Sun, 28 Jan 2024 00:14:12 +0800
Subject: [PATCH] fix: fix null exception.

---
 src/Ursa.Themes.Semi/Index.axaml.cs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/Ursa.Themes.Semi/Index.axaml.cs b/src/Ursa.Themes.Semi/Index.axaml.cs
index ba2235c..c7945a9 100644
--- a/src/Ursa.Themes.Semi/Index.axaml.cs
+++ b/src/Ursa.Themes.Semi/Index.axaml.cs
@@ -32,6 +32,7 @@ public class SemiTheme: Styles
             _locale = value;
             var resource = TryGetLocaleResource(value);
             var d = AvaloniaXamlLoader.Load(sp, new Uri(resource)) as ResourceDictionary;
+            if (d is null) return;
             foreach (var kv in d)
             {
                 this.Resources.Add(kv);
@@ -39,7 +40,7 @@ public class SemiTheme: Styles
         }
     }
     
-    private string TryGetLocaleResource(CultureInfo? locale)
+    private static string TryGetLocaleResource(CultureInfo? locale)
     {
         if (locale is null)
         {