How to disable Direct Light in SceneCaptureComponent2D？

Development Rendering
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1

there is a direct light in the main scene, and we use a small 3d scene to render a avatar(SceneCaptureComponent2D).
the problem is we can’t disable the direct light in the SceneCaptureComponent2D

dost any one known how to resolve this?

2

Give the small 3D scene a separate lighting channel