Thank you for your reply,Problem resolved.^_^

I have a project need to render a man watching TV. and TV screen is texture mapped with sequence images, so it will show animation in the screen when rendered in LW.
But I find when I render it with octane,it only render the first image of sequence.
If I want to render the the sequence image.How ...

This problem is very simple to find out.

You can adjust the Octane Light's and set the light's power with envelop let the light turn on or turn off slowly.this problem will happen.

Recenetly I want to do this kind of animation. but found the envelop not work.I need to redraw it every frame.If I ...