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Fixed in 2017.3.0f3

Votes

0

Found in

2017.2.0b3

Issue ID

931300

Regression

No

ArgumentNullException is shown when reverting the prefab instance

Scene Management

-

To reproduce:

1. Open the project, attached by the user (BugReport_Undo_Object registered for Undo cannot be null.zip)
2. Open the "Scene" scene
3. Expand "GameObject" in the Hierarchy
4. Select Light object
5. Ctrl + D to duplicate the Light object
6. Select the duplicate (Light (1)) and in the Inspector, press Revert
7. Observe the Console

Expected: reverting a prefab instance should not cause an ArgumentNullException error

Reproduced in 5.5.4f1, 5.6.2.p4, 2017.1.0f3, 2017.2.0b3

Fixed in 2017.3.0b1

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