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Fixed in 2022.1.X

Votes

1

Found in

2017.4

2018.4

2019.2

2019.2.12f1

2019.3

2020.1

Issue ID

1204737

Regression

No

Undo is not restoring all of the deleted GameObjects when deleting a large number of GameObjects

Scene Management

-

How to reproduce:
1. Open the attached project's Scene labeled "BigVramScene_Scratch"
2. Select all the "UltraBlock" GameObjects in the Hierarchy
3. Delete the selected GameObjects
4. Undo the deletion action (Cmd+Z)

Expected result: All deleted GameObjects are restored
Actual result: Some of the deleted GameObjects are restored

Reproducible with: 2017.4.35f1, 2018.4.14f1, 2019.2.16f1, 2019.3.0f3, 2020.1.0a16

  1. Response avatar

    Resolution Note (fix version 2022.1):

    Added a warning on undo overflow. Fixed in Unity 2022.1.0a6 and above

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