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Fixed

Fixed in 2023.1.0b6, 2023.2.0a2

Votes

0

Found in

2023.1.0b2

2023.2.0a1

Issue ID

UUM-25452

Regression

Yes

NullReferenceException is thrown at reverting changes after resetting Multiple Particle Systems

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How to reproduce:
1. Open a new Unity project
2. Create and select two Particle System GameObjects in the Hierarchy
3. Right-click on the Multiple Particle Systems header in the Inspector
4. Select the “Reset” button
5. Undo by clicking Ctrl + Z (*⌘* + Z on macOS) keyboard key combination

Expected result: Previous action is successfully undone
Actual result: All undoes will result with NullReferenceException error thrown in the Console log

Reproducible with: 2023.1.0a18, 2023.1.0b2
Not reproducible with: 2020.3.44f1, 2021.3.18f1, 2022.2.5f1, 2023.1.0a17

Reproduced on: macOS 13.0 (Intel), Windows 10

Thrown error:
NullReferenceException: SerializedObject of SerializedProperty has been Disposed.

  1. Resolution Note (fix version 2023.2.0a2):

    Fixed in 2023.2.0a2

  2. Resolution Note (fix version 2023.1.0b6):

    Fixed in 2023.1.0b6

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