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Fixed in 2021.2.X

Votes

0

Found in

2018.4

2019.1

2019.2

2019.3

2020.1

2020.2

2020.2.0a5

Issue ID

1233556

Regression

No

[Other] "AddAssetToSameFile failed" exception thrown on adding Script on the Preset of the Animation State

Animation

-

"AddAssetToSameFile failed" exception thrown on adding Script on the Preset of the Animation State. Script can be added to the Animation State but not on Preset. Also added script cant be removed and throwing error of SerializedObject target has been destroyed.

Steps to Repro:

1. Open the attached Project
2. Click on the Assets > AnimatorState > Inspector > Add Behaviour > New Script

Expected Result:
There should not be any error

Actual Result:
AddAssetToSameFile failed because the other asset AnimatorState is not persistent error thrown

Reproducible on: 2020.2.0a5, 2020.1.0b4, 2019.3.7f1, 2019.2. 12f1, 2019.1.14f1, 2018.4.17f1

Environment: Windows 10 and Mac 10.14

Stack Trace:

1. AddAssetToSameFile failed because the other asset AnimatorState is not persistent
UnityEngine.GUIUtility:ProcessEvent(Int32, IntPtr, Boolean&)

2. SerializedObject target has been destroyed.
UnityEngine.GUIUtility:ProcessEvent(Int32, IntPtr, Boolean&)

  1. Response avatar

    Resolution Note (fix version 2021.2):

    Bug has been fixed and added unit test to cover this functionality

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