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Under Consideration for 6000.1.X, 6000.2.X

Fixed in 6000.3.0b1

Votes

17

Found in

6000.1.16f1

6000.2.0f1

6000.3.0a4

Issue ID

UUM-113839

Regression

Yes

Memory leak warnings are thrown when creating a Particle System GameObject

-

*Steps to reproduce:*
# Create a new Unity project using the Universal 3D template
# Create a new Particle System (GameObject > Effects > Particle System)
# Observe the Console window

*Actual results:* Memory leak warnings are thrown

*Expected results:* No warnings or errors thrown

*Reproducible with versions:* 6000.1.15f1, 6000.1.16f1, 6000.2.0f1, 6000.3.0a4

*Not reproducible with versions:* 6000.0.54f1, 6000.1.14f1

*Tested on (OS):* Windows 11, macOS Silicon Sequoia 15.5

*Notes:*
* Also reproduces in HDRP
* Sometimes need to wait a bit after creating the Particle System for memory leak warnings to appear or click on other GameObjects

Comments (7)

  1. briand127

    Aug 31, 2025 15:38

    Bug is in URP 3D 6000.2.2f1

  2. berkce

    Aug 29, 2025 19:08

    Started happening today in Unity 6.2 (6000.2.2f1) URP 3D when using particle system.

    Internal: JobTempAlloc has allocations that are more than the maximum lifespan of 4 frames old - this is not allowed and likely a leak

  3. DD_Hieu_san

    Aug 28, 2025 07:11

    Happens in Unity 6.2 (6000.2.1f1) URP 3D when using particle system.

  4. dshort3266

    Aug 28, 2025 00:28

    Happens for me in 6000.2.1f1 URP 3D.

  5. victorfager

    Aug 27, 2025 21:58

    Happens for me in 6000.0.55f1

  6. Murad101012

    Aug 25, 2025 17:46

    Also happen for 6000.0.56f1

  7. The_Hechang

    Aug 22, 2025 16:14

    Noticed the Same issue. Using Unity 6000.2.1f1. Universal 2D.

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