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Fixed in Unity 2018.2



Found in

Issue ID




m_ProbeSetHashes.empty() error after cleaning GI cache in a certain project

Global Illumination



Priority: 3Not yet prioritized for a release


Severity: 3Secondary functionality broken

1. Download and open attached project:
2. Open Preferences window;
3. Go to 'GI Cache' tab;
4. Click 'Clean Cache' button.
5) Observe the errors in the console: "Assertion failed: Assertion failed on expression: 'm_ProbeSetHashes.empty()""

- Reproducible in 2018.2.0a1, 2018.1.0b1, 2017.3.0p1;
- Reproducible on both Windows and macOSX;
- Reproducible only in this project, not reproducible for the new project created from scratch;
- Not reproducible after rebaking Lighting and cleaning cache.

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