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Fixed in 2022.3.20f1, 2023.2.10f1, 2023.3.0b7



Found in


Issue ID




The error "type is not a supported string value" is thrown when using a default UIToolkit Inspector



Reproduction steps:
1. Open the attached project “ReproProject”
2. Open the “Assets/Scenes/SampleScene” scene
3. Enter Play Mode
4. In the Hierarchy Window, select the “GameObject” GameObject
5. In the Inspector Window, expand all elements in the colour list in the “WebcamImportantColorPicker” Component
6. Enable the “WebcamImportantColorPicker” Component a few times
7. Observe the behaviour of the Component

Expected result: The colour names are visible throughout, and there are no errors in the Console Window
Actual result: The colour names are not visible sometimes, and the error “type is not a supported string value” is thrown

Reproducible with: 2022.3.14f1, 2022.3.19f1, 2023.2.7f1, 2023.3.0b4
Not reproducible with: 2021.3.34f1, 2022.3.13f1

Reproducible on: macOS (Intel) 14.2.1

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