From 36b48b9123d8b77bd0aaab7bf2ba7e358aaf8bfa Mon Sep 17 00:00:00 2001
From: b5f0d6c3 <a@b.c>
Date: Sun, 24 Oct 2021 16:16:36 +0800
Subject: update mkvtool-gui

---
 mkvtool-gui/MainWindow.axaml.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mkvtool-gui/MainWindow.axaml.cs b/mkvtool-gui/MainWindow.axaml.cs
index 02e7f28..807462e 100644
--- a/mkvtool-gui/MainWindow.axaml.cs
+++ b/mkvtool-gui/MainWindow.axaml.cs
@@ -25,7 +25,7 @@ namespace mkvtool
         private async void CheckFileBtn_OnClick(object? sender, RoutedEventArgs e)
         {
             string[] files = await ShowSelectFileDialog("MKV file", new string[] {"mkv"}, false);
-            if (files != null)
+            if (files != null && files.Length > 0)
             {
                 SetBusy(true);
                 new Thread(() =>
-- 
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