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Fixed in 2021.3.13f1, 2022.2.0b15, 2023.1.0a17

Unknown (hidden) 2022.1.X



Found in





Issue ID




GetTriggerParticles returns 0 every few frames when getting a number of particles inside



How to reproduce:
1. Open the user’s attached project
2. Open the “SampleScene” Scene (Assets > SampleScene)
3. Select the “Particle System” GameObject
4. Enter Play Mode, and in the Inspector window, observe the “Particle Count”

Expected result: “Particle Count” doesn’t get set to 0
Actual result: “Particle Count” gets set to 0

Reproducible with: 2021.2.0a17, 2021.3.9f1, 2022.1.16f1, 2022.2.0b7, 2023.1.0a9
Not reproducible with: 2020.3.39f1, 2021.2.0a16

Reproduced on: macOS 12.4 (Intel)

  1. Resolution Note (fix version 2023.1.0a17):

    Fixed in: 2023.1.0a17

  2. Resolution Note (fix version 2022.2.0b15):

    Fixed in: 2022.2.0b15

  3. Resolution Note (fix version 2021.3.13f1):

    Fixed in: 2021.3.13f1

Comments (3)

  1. Bromm

    Nov 11, 2022 21:47

    Hooray! :)

  2. Bromm

    Sep 14, 2022 09:54

    Also, this happened only when the number of particles in the Trigger was relatively high.

  3. Bromm

    Sep 14, 2022 09:50

    It says "OF PARTICLES INSIDE", but I also faced problems with particles enter/exit. Some particles didn't get registered.

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