What you're seeing is perfectly normal.

You currently have the Denoiser Beauty pass selected in the Preview Pass, but the Denoiser is not enabled, so that pass doesn't actually exist in the render.
To fix this, either:

Select the regular Beauty pass (non-denoised), or

Enable the Denoiser to ...

Ok, happens now. Gray viewport and "Waiting for image"
Only with this file, If I start over or change file, everything works flawless.
I've attached the file
Thank you

linograndiotoy wrote: Mon Jun 16, 2025 8:11 pm Hi!
Do you have a simple scene and steps to reproduce the issue?

Not steps, because happens completely in a randomic way, but I will provide you an example scene as soon as it happens to me again

I'm the only one with this problem?

These days I am doing a bit of testing with Octane and Blender. I use the latest versions of the Prime tier from here https://render.otoy.com/shop/prime.php , with latest Nvidia Driver.
On many occasions, doing absolutely nothing abnormal, for example today simply resizing the viewport, or yesterday ...

Hi,
in these days i try the demo version for Cinema 4D.
at first I did not realize that the Camera Imager in octane settings took precedence, and did not understand why the render was a bit 'yellowish.
I try to set to Linear and gamma 2.2 and now its better. But i don't know if this is the best ...