From d48c219178d5d03e38e1656be9f8bb91b362425a Mon Sep 17 00:00:00 2001
From: jianwenlong <jian-wenlong@rui-hai.com>
Date: Tue, 13 Aug 2024 16:16:41 +0800
Subject: [PATCH] Fix the name of font family is null cause crash. #12190

---
 src/Avalonia.Base/Media/Typeface.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Avalonia.Base/Media/Typeface.cs b/src/Avalonia.Base/Media/Typeface.cs
index d9bd1588867..3a221c3d2df 100644
--- a/src/Avalonia.Base/Media/Typeface.cs
+++ b/src/Avalonia.Base/Media/Typeface.cs
@@ -48,7 +48,7 @@ public Typeface(string fontFamilyName,
             FontStyle style = FontStyle.Normal,
             FontWeight weight = FontWeight.Normal,
             FontStretch stretch = FontStretch.Normal)
-            : this(new FontFamily(fontFamilyName), style, weight, stretch)
+            : this(fontFamilyName == null ? FontFamily.Default : new FontFamily(fontFamilyName), style, weight, stretch)
         {
         }