Search Issue Tracker

Fixed in 2020.1.X

Fixed in 2018.4.X, 2019.3.X

Votes

1

Found in

2018.4.14f1

2018.4.15f1

2019.2.14f1

2019.3.0f1

2020.1.0a11

Issue ID

1213249

Regression

Yes

Prefab Hierarchy is reordered after upgrading a project to a newer version of Unity

Scene Hierarchy

-

How to reproduce:
1. Download the user-submitted package(PrefabTestPackage.unitypackage)
2. Create a new Unity project with one of the versions, marked as 'Not reproducible'
3. Import the package
4. Open the Assets\GUI\Controls\BasePrefabs\EscapeMenuPrefabs\NewSaveSlot.prefab
5. Note the order of the prefab hierarchy(UITab is in the 3rd position)
6. Close the project and open it in one of the versions, marked as 'Reproducible'
7. Open the Assets\GUI\Controls\BasePrefabs\EscapeMenuPrefabs\NewSaveSlot.prefab again
8. Note the order of the prefab hierarchy

Expected result: hierarchy order remains the same(UITab is in the 3rd position)
Actual result: hierarchy order has changed(UITab is in the 5th position)

Reproducible with: 2018.4.14f1, 2018.4.16f1, 2019.2.14f1, 2019.2.19f1, 2019.3.0f1, 2019.3.0f6, 2020.1.0a11, 2020.1.0a20
Not reproducible with: 2018.4.13f1, 2019.2.0a1, 2019.2.13f1, 2019.3.0a1, 2019.3.0b12, 2020.1.0a1, 2020.1.0a10
Could not test with: 2017.4.36f1(Old prefab system is used)

  1. Resolution Note (fix version 2020.1):

    Fixed in 2020.1.0a22

  2. Resolution Note (fix version 2019.3):

    Fixed in 2019.3.5f1

  3. Resolution Note (fix version 2018.4):

    Fixed in 2018.4.18f1

Add comment

Log in to post comment

All about bugs

View bugs we have successfully reproduced, and vote for the bugs you want to see fixed most urgently.