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Fixed in 5.3.5



Found in


Issue ID




Lightmap Indexes Overwritten on Additive Level Loads

Global Illumination


Repro steps:
1) Open the project
2) Build Lighting for scenes Scene1/Scene2/Scene3
3) Open the main scene and play it
4) Notice all the scenes are loaded additively and then scene3 is disabled
5) Notice Scene1/Scene2 are loaded additively again and Scene3 is enabled
6) Notice the lightmap is overwritten for Scene3

Screenshots for expected/actual behavior

Reproduced in: 5.4.0b13; 5.3.4p1
Can't test on 5.2 because of Multi-scene editing

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