Comfy-Org/ComfyUI · error · Exception
Video returned but no data or URL was provided
Error message
Video returned but no data or URL was provided
What it means
Error "Video returned but no data or URL was provided" thrown in Comfy-Org/ComfyUI.
Source
Thrown at comfy_api_nodes/nodes_veo2.py:247
# Check if video is provided as base64 or URL
if hasattr(video, "bytesBase64Encoded") and video.bytesBase64Encoded:
return IO.NodeOutput(InputImpl.VideoFromFile(BytesIO(base64.b64decode(video.bytesBase64Encoded))))
if hasattr(video, "gcsUri") and video.gcsUri:
return IO.NodeOutput(await download_url_to_video_output(video.gcsUri))
raise Exception("Video returned but no data or URL was provided")
raise Exception("Video generation completed but no video was returned")
View on GitHub (pinned to 1c6d8d45b3)
Solutions
- Retry the generation; the Veo response contained no video data or URL.
When it happens
Trigger: Thrown at comfy_api_nodes/nodes_veo2.py:247 when the library encounters an invalid state.
Common situations: See trigger scenarios.
AI-assisted analysis of Comfy-Org/ComfyUI@1c6d8d45b3 (2026-08-14).
Data as JSON: /api/errors/bab022d34d5e1b1e.
Report an issue: GitHub.