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Fixed in Built-In



Found in [Package]


Issue ID




NullReferenceException is thrown when hovering with any Object over the Object Field in the UI Toolkit Samples window

Package: UI Toolkit


How to reproduce:
1. Open the user's attached "UI Toolkit ET" project
2. Open the "Windows -> UI Toolkit -> Samples" window from the menu
3. Select the "Object Field" Sample
4. Drag the "testTexture" Texture file from the Project Browser and hover over the UXML Field

Expected result: No error is thrown
Actual result: "NullReferenceException: Object reference not set to an instance of an object" error is continuously thrown in the Console log while the dragged object is over the UXML Field

Reproducible with: 1.0.0-preview.18 (2020.3.30f1), Built-In (2021.2.14f1, 2022.1.0b10, 2022.2.0a7)
Couldn't test with: 2019.4.36f1 (UI Toolkit Package is unavailable)

  1. Resolution Note (fix version Built-In):

    Fixed in 2022.2.0a12

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