SOLVED.

I figured out what was wrong. In the Emitter, I had set the render tendrils to only 1.

Hello,

Been using Octane for a few months with no problem until yesterday.

The problem is that the live viewer doesn't match what I get when I render.

An image of my settings + what I try to render https://imgur.com/8Pjaued

And here is the result I get when I render a still image in PNG https ...