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Fixed

Votes

0

Found in

6000.0.56f1

6000.1.16f1

6000.2.1f1

Issue ID

UUM-114725

Regression

Yes

An internal warning "JobTempAlloc has allocations that are more than the maximum lifespan of 4 frames old" is being logged when interacting with a Particle System in the Editor

-

Reproductions steps:
1. Open the attached “IN-112493” project
2. Open the SampleScene
3. Switch between the Scene and Game views multiple times
4. In the Hierarchy, select and deselect the “Particle System” GameObject
5. Repeat Steps 3 and 4 until a warning is shown in the Console

Expected result: No warnings logged in the Console
Actual result: An internal warning is being logged in the Console

Reproducible with: 6000.0.55f1, 6000.0.56f1, 6000.1.15f1, 6000.1.16f1, 6000.2.1f1
Not reproducible with: 2022.3.65f1, 6000.0.54f1, 6000.1.14f1, 6000.3.0a5

Reproducible environments: Windows 11 (by reporter), macOS 15.6
Not reproducible environments: No other environments tested

Note: After the initial warning about allocations, appear hundreds of these warnings: “Internal: deleting an allocation that is older than its permitted lifetime of 4 frames (age = X)” with X being in the range of 5 to 10

  1. Resolution Note:

    Fixed by https://issuetracker.unity3d.com/product/unity/issues/guid/UUM-113839

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Comments (1)

  1. DYV

    Oct 03, 2025 08:26

    I have the same issue when switching to the Localization or Preferences tab in the editor

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