scene generates "black shards" (no shadows) WTF ?

Support Lighting and Rendering
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SOLVED thread

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WTF? is… :stuck_out_tongue:
Smoothing? Look at Normals… see also Auto Smooth

… more on Help us to help you.

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Looks sort of like a reflection. After checking burnin’s suggestions, check what’s reflected.

Is the lightsource geometry disabled in reflections? Or is the glossy bounce depth too low?

Could be lots of things: hidden geo, clipping plane/scene scale, something strange in the shader?

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I had so few polygons on my objects. Thanks