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Fixed

Fixed in 2021.3.18f1, 2022.2.4f1, 2023.1.0a26

Votes

0

Found in

2021.3.5f1

2022.1.23f1

2022.2.0b16

2023.1.0a21

Issue ID

UUM-17190

Regression

Yes

OnValidate callback is called twice when entering Prefab Mode

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How to reproduce:
1. Open the attached “OnValidateIssue“ project
2. Add the "New Prefab" prefab to the Hierarchy
3. Edit the prefab in Prefab Mode (">" button in the Hierarchy)
4. Observe the Console

Expected result: "OnValidate" log appears once
Actual result: "OnValidate" log appears twice

Reproducible with: 2021.1.0a1, 2021.3.13f1, 2022.1.20f1, 2022.2.0b12, 2023.1.0a16
Not reproducible with: 2020.3.41f1

Reproducible on: Windows 10

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