Comfy-Org/ComfyUI · error · Exception

No valid images were processed

Error message

No valid images were processed

What it means

Error "No valid images were processed" thrown in Comfy-Org/ComfyUI.

Source

Thrown at comfy_api_nodes/nodes_ideogram.py:131

        img_tensor = bytesio_to_image_tensor(image_bytesio, mode="RGB")  # Convert to torch.Tensor with RGB mode
        image_tensors.append(img_tensor)

    # Stack tensors to match (N, width, height, channels)
    if image_tensors:
        stacked_tensors = torch.cat(image_tensors, dim=0)
    else:
        raise Exception("No valid images were processed")

    return stacked_tensors

View on GitHub (pinned to 1c6d8d45b3)

Solutions

1. Provide at least one valid input image.

When it happens

Trigger: Thrown at comfy_api_nodes/nodes_ideogram.py:131 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/240911d2bfcbad45. Report an issue: GitHub.