From 4be49e560b4069432d1dc5db4d2c0fb754e9832f Mon Sep 17 00:00:00 2001
From: niksedk <nikse.dk@gmail.com>
Date: Fri, 17 Dec 2021 03:07:45 +0100
Subject: [PATCH] Do not crash on missing total frames - thx SarahElGayyar :)
 Related to #5613

---
 src/ui/Forms/GenerateVideoWithHardSubs.cs | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/ui/Forms/GenerateVideoWithHardSubs.cs b/src/ui/Forms/GenerateVideoWithHardSubs.cs
index a208e355d..e2fa00e06 100644
--- a/src/ui/Forms/GenerateVideoWithHardSubs.cs
+++ b/src/ui/Forms/GenerateVideoWithHardSubs.cs
@@ -234,9 +234,12 @@ namespace Nikse.SubtitleEdit.Forms
             File.WriteAllText(assaTempFileName, format.ToText(_assaSubtitle, null));
 
             groupBoxSettings.Enabled = false;
-            progressBar1.Maximum = (int)_videoInfo.TotalFrames;
-            progressBar1.Visible = true;
             labelPleaseWait.Visible = true;
+            if (_videoInfo.TotalFrames > 0)
+            {
+                progressBar1.Maximum = (int)_videoInfo.TotalFrames;
+                progressBar1.Visible = true;
+            }
 
             if (checkBoxTargetFileSize.Checked)
             {