[bug] moving heightfield modifier crashes TG2

[bugfish]

Open a new TGD.

Add a surface layer

Expand  heightfield shader and add a heightfield modifier (eg. adjust vertical)

Expand  heightfield shader and click on the added modifier.

move it up

Expand  heightfield shader and click on the added modifier.

move it down

crash

[3DGuy]

Doesn't crash for me.

[Oshyan]

Confirmed. It seems to happen with fewer steps - just create the heightfield modifier and move it up and down a few times. We'll look into it.

- Oshyan