UUM-148666

Fixed in 6000.6.0b9

Mentioned in 3 release notes.

First fixed in 6000.6.0b9 (Aug 18, 2026); relisted in 2 later releases.

Open on Unity Issue Tracker
VersionSectionRiskImpactNote
6000.5.9f1Fixes
GI
FixFixed objects without valid lightmap UVs being removed from baked lighting with an "Every triangle in the Mesh UV layout has zero area" warning.
6000.6.0b9Fixes
GI
FixFixed objects without valid lightmap UVs being removed from baked lighting with an "Every triangle in the Mesh UV layout has zero area" warning.
6000.6.0b9Fixes
GI
FixFixed objects without valid lightmap UVs being removed from baked lighting with an "Every triangle in the Mesh UV layout has zero area" warning.

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