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Won't Fix



Found in [Package]

1.1.0-pre.3 - Entities

1.2.0-pre.6 - Entities

Issue ID




Entities ArgumentException error is thrown when creating nested Sub Scenes

Package: Entity Component System (ECS)


Reproduction steps:
1. Open the “ReproProject“ project
2. Open the “Assets/OutdoorsScene“ scene
3. Select the “Cube” and the “Cube (1)“ GameObjects in the Hierarchy window
4. Create a new Sub Scene (Right click one of the selected GameObjects in step 3 > New Sub Scene > From Selection)
5. Save the project (File > Save)
6. Observe the Console window

Expected result: No errors thrown in the Console window
Actual result: “ArgumentException: We are reading a UnityEngine.Object but the deserialized index is out of range for the given object table.“ error is thrown in the Console window

Reproducible with: 1.1.0-pre.3, 1.2.0-pre.6 (2022.3.19f1)
Not reproducible with: 1.1.0-pre.3 (2022.3.20f1, 2023.3.0a19), 1.2.0-pre.6 (2022.3.20f1, 2023.3.0b7)
Fixed in: 1.1.0-pre.3, 1.2.0-pre.6 (2022.3.20f1)

Reproducible on: Windows 11 Pro (22H2)
Not reproducible on: No other environment tested

  1. Resolution Note:

    This bug is fixed in 1.2.0+ we have no plans to fix it in any earlier version. We recommend users upgrade if they encounter this issue.

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