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Fixed in 2020.2.X



Found in


Issue ID




[PLM] Lightmapper never finishes with progressive updates enabled in auto mode

Progressive Lightmapper


Attached repro didn't reproduce it for me, but the repro from the duplicate did.
Issue introduced by

Steps to reproduce:

1. Open the attached repro project
2. Clear baked data
3. Make sure Progressive Updates are ON
4. Click Auto-Generate
5. Get stuck in endless loop

You can stop the loop by disabling Progressive Updates, or changing the backend to CPU.

Could not reproduce on: 2020.2.0a10, 2020.2.0a9

- Also Reproducible in URP and HDRP, starting from Version 8.1.0;
- Reproducible for Progressive CPU and GPU Lightmappers; not reproducible for Enlighten;
- Reproducible in any scene;
- Reproducible only when baking with auto-mode.

It is needed to retest the following duplicate cases when the fix for this case lands:

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