From 8047804b002533ae3364595b00b6daec59c8f6a6 Mon Sep 17 00:00:00 2001
From: tobitege <10787084+tobitege@users.noreply.github.com>
Date: Wed, 29 Jul 2026 19:04:22 +0200
Subject: [PATCH] Guard delayed document initialization

---
 AvRichTextBox/FlowDocument/FlowDocument.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/AvRichTextBox/FlowDocument/FlowDocument.cs b/AvRichTextBox/FlowDocument/FlowDocument.cs
index ca13cb3..749ff43 100644
--- a/AvRichTextBox/FlowDocument/FlowDocument.cs
+++ b/AvRichTextBox/FlowDocument/FlowDocument.cs
@@ -233,7 +233,7 @@ internal async void InitializeDocument()
 
         Dispatcher.UIThread.Post(() =>
         {
-            if (AllParagraphs.ToList()[0] is Paragraph firstPar)
+            if (AllParagraphs.FirstOrDefault() is Paragraph firstPar)
             {  //Required for initial caret display
                 firstPar.CallRequestTextBoxFocus();
                 firstPar.CallRequestTextLayoutInfoStart();