No, that is no option. With update materials and Update FiberFX the Octane Preview Window get's stuck.
For more than 5 minutes it is "updating scene ..." and "Abort" does not work. I have to kill Lightwave and Octane by using the taskmanager.
It's better to fully reload the whole scene.

But it's ...

Yes, it's no bug. With Full Scene (disabling update) everything is ok.
But then a render needs more time than lightwave itself. So there's no really benefit without speeding up rendertime. But that depends on the scene and is another thing.
12.5 seconds Lightwave
31 seconds Octane for Lightwave ...

I have a scene with green grass.
I try to render a scene where a car drives through a field of grass and writes a text into the grass.
So I first made a black-white video drawing text with a tablet in photoshop. I generated a video h264 from it.
This video is used for T in Max Fiber Density, T in ...

The funny thing about it is, that the render is ok. I just have to save it in the Lightwave image viewer where the picture is ok, before acknowledging the critical error dialog from lightwave. So the picture seems to be ok even if lightwave is crashing.

In my opinion the result of one function may ...

Thanks for support.

Find the scene zipped in PM.

I made a video: https://youtu.be/HrfNp2LD2ws

As the word is made as: TextSide, TextFace and TextBevel there are three surfaces. If only one surface has fibers activated everything is ok, but if all three surfaces have fiber activ, the error occurs. If two surfaces have activated fibers sometimes ...

The problem may be caused by using lightwave11.6.3 with fibers. My mistake!
I must upgrade to lightwave 2015 for fur/fibers.
So the texture could not work with a fiber-node and only made crazy patterns in the node preview.

Today I ordered the lw2015. Thanks for support.

I have installed newest NVIDIA drivers 350.12 and problems with loading textures. Sometimes they do not load and sometimes there is only some wired colors in the preview-node.

Do I have to backstep and install a CUDA 6.5 version like NVIDIA 347.xx ?

Is it possible to use fibers with lightwave3d 11 ...