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Duplicate

Duplicate in 6000.6.X

Votes

0

Found in

6000.0.69f1

6000.3.9f1

6000.4.0b9

6000.5.0a8

6000.6.0a1

Issue ID

UUM-139811

Regression

Yes

Unable to Undo a change in the Scene when an open and visible VFX Graph has a NaN value

Kernel

-

How to reproduce:
1. Open the attached “IN-138900_nan” project
2. Open the “SampleScene” Scene
3. Open the “NaN_vfx.vfx” asset
4. Make sure that the VFX Graph window is visible
5. In the Scene move the Cube GameObject
6. Try to undo the action with Ctrl + Z
7. Observe the Scene view

Actual result: The Cube GameObject stays where it is
Expected result: The Cube GameObject is moved back to where it was

Reproducible with: 6000.0.59f2, 6000.0.72f1, 6000.3.12f1. 6000.4.1f1, 6000.5.0b2, 6000.6.0a2
Not reproducible with: 6000.0.58f2

Reproducible on: Windows 11
Not reproducible on: No other environments tested

Notes:
- The Vfx Graph needs to be set up in a way where it outputs a NaN value
- It is possible to undo the previous change in the Scene through Edit → Undo “some action” if you haven’t already tried to undo it with Ctrl + Z
- It is possible to undo a change with either Ctrl + Z, but it is only possible if you do it instantly after making the change

  1. Resolution Note:

    Thank you for reporting a bug to Unity.

    We have investigated the issue but were unable to reproduce it with the information provided. This can happen due to differences in environment, project setup, or steps taken.

    We will close this case for now. If you're able to share additional details such as different projects, steps, hardware/software configuration, or logs - please let us know, and we'll be happy to re-evaluate.

  2. Resolution Note (6000.6.X):

    Thank you for reporting a bug to Unity.

    We have investigated the issue but were unable to reproduce it with the information provided. This can happen due to differences in environment, project setup, or steps taken.

    We will close this case for now. If you're able to share additional details such as different projects, steps, hardware/software configuration, or logs - please let us know, and we'll be happy to re-evaluate.

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