UUM-139715
Fixed in 6000.5.0b7Mentioned in 29 release notes.
First fixed in 6000.5.0b7 (May 7, 2026); relisted in 20 later releases.
| Version | Section | Risk | Impact | Note |
|---|---|---|---|---|
| 6000.6.0b9 | Fixes GI | Fix | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. | |
| 6000.6.0b8 | Fixes GI | Fix | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. | |
| 6000.6.0b7 | Fixes GI | Fix | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. | |
| 6000.6.0b6 | Fixes GI | Fix | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. | |
| 6000.6.0b5 | Fixes GI | Fix | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. | |
| 6000.6.0b4 | Fixes GI | Fix | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. | |
| 6000.6.0b3 | Fixes GI | Fix | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. | |
| 6000.6.0b2 | Fixes GI | Fix | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. | |
| 6000.6.0b1 | Fixes GI | Fix | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. | |
| 6000.5.0f1 | Fixes GI | Fix | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. | |
| 6000.6.0a7 | Fixes GI | Fix | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. | |
| 6000.5.0b11 | Fixes GI | Fix | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. | |
| 6000.6.0a6 | Fixes GI | Fix | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. | |
| 6000.5.0b10 | Fixes GI | Fix | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. | |
| 6000.5.0b9 | Fixes GI | Fix | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. | |
| 6000.5.0b8 | Fixes GI | Fix | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. | |
| 6000.6.0a5 | Fixes GI | Fix | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. | |
| 6000.6.0a5 | Fixes GI | Fix | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. | |
| 6000.3.15f1 | Fixes GI | Fix | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. | |
| 6000.5.0b7 | Fixes GI | Fix | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. | |
| 6000.5.0b7 | Fixes GI | Fix | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. | |
| 6000.5.0b6 | Known Issues GI | Blocker | Known issue | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. (UUM-139715) Fixed in 6000.5.0b7. |
| 6000.5.0b5 | Known Issues GI | Blocker | Known issue | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. (UUM-139715) Fixed in 6000.5.0b7. |
| 6000.4.4f1 | Known Issues 6000.5.0a8,6000.6.0a1,6000.4.0b12,6000.3.12f1 | Blocker | Known issue | Crash on xatlas::internal::pack::Atlas::findChartLocation_bruteForce when generating the lighting |
| 6000.3.14f1 | Known Issues 6000.5.0a8,6000.6.0a1,6000.4.0b12,6000.3.12f1 | Blocker | Known issue | Crash on xatlas::internal::pack::Atlas::findChartLocation_bruteForce when generating the lighting |
| 6000.5.0b4 | Known Issues 6000.5.0a8,6000.6.0a1,6000.4.0b12,6000.3.12f1 | Blocker | Known issue | Crash on xatlas::internal::pack::Atlas::findChartLocation_bruteForce when generating the lighting |
| 6000.6.0a3 | Known Issues GI | Blocker | Known issue | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. (UUM-139715) Fixed in 6000.6.0a4. |
| 6000.4.3f1 | Known Issues 6000.5.0a8,6000.6.0a1,6000.4.0b12,6000.3.12f1 | Blocker | Known issue | Crash on xatlas::internal::pack::Atlas::findChartLocation_bruteForce when generating the lighting |
| 6000.6.0a2 | Known Issues GI | Blocker | Known issue | Fixed a bug where lightmap packing would fail with xAtlas when the scene contains meshes whose UV layout has zero area. (UUM-139715) Fixed in 6000.6.0a4. |