From 8033e9fef5ebfe657a944bb94dad4c3f93a24475 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Thu, 4 Feb 2021 17:16:52 +0530
Subject: [PATCH] Fix error checking when rendering single frame

---
 kittens/tui/images.py | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/kittens/tui/images.py b/kittens/tui/images.py
index f5677c977..95a8a75fd 100644
--- a/kittens/tui/images.py
+++ b/kittens/tui/images.py
@@ -241,8 +241,11 @@ def render_image(
             ff.truncate()
             cd = create_canvas(data, f.width, f.canvas_x, f.canvas_y, ans.width, ans.height, 3 if ans.mode == 'rgb' else 4)
             ff.write(cd)
-    if unseen:
-        raise ConvertFailed(path, f'Failed to render {len(unseen)} out of {len(m)} frames of animation')
+    if get_multiple_frames:
+        if unseen:
+            raise ConvertFailed(path, f'Failed to render {len(unseen)} out of {len(m)} frames of animation')
+    elif not ans.frames[0].path:
+        raise ConvertFailed(path, 'Failed to render image')
 
     return ans