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Fixed in 2021.2.X

Fixed in 2019.4.X, 2020.3.X, 2021.1.X

Votes

0

Found in

2019.4

2020.3

2021.1

2021.2

2021.2.0a17

Issue ID

1337074

Regression

No

StyleValues throws NullReferenceException when created using default constructor and animated

UI Toolkit

-

How to reproduce:
1. Open the attached project "UIElements.zip"
2. Open "Quick Tool" (Quick Tool > Open)

Expected result: "Quick Tool" window background color is animated and changing to red
Actual result: "NullReferenceException: Object reference not set to an instance of an object" error is thrown in the Console window

Reproducible with: 2019.4.28f1, 2020.3.11f1, 2021.1.10f1, 2021.2.0a19
Could not test with: 2018.4.35f1 (compilation errors)

Notes:
- Comment line 46 then uncomment line 48 in Assets/Editor/QuickTools.cs and repeat step 2 to see the expected result

  1. Response avatar

    Resolution Note (fix version 2021.2):

    Fixed in: 2022.1.0a1

  2. Response avatar

    Resolution Note (fix version 2021.1):

    Fixed in: 2021.1.14f1

  3. Response avatar

    Resolution Note (fix version 2020.3):

    Fixed in: 2020.3.14f1

  4. Response avatar

    Resolution Note (fix version 2019.4):

    Fixed in: 2019.4.29f1

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