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Fixed in 2022.2.21f1



Found in


Issue ID




Fatal freeze when playing a VFX made with VFX Graph and consisting many effects



Reproduction steps:
1. Open the “VFXProjectStripped“ project
2. Open the "SampleScene” scene
3. Enter the Play Mode and wait a few seconds

Expected result: no issues playing the VFX
Actual result: the Editor fatally freezes (if not, reopen the project and try once more)

Reproduced in: 2022.2.13f1 (Intel, M1), 2023.2.0a9 (only M1)
Not reproduced in: 2021.3.22f1, 2022.2.0b13, 2023.1.0b10
Could not test in: 2020.3.46f1 (syntax errors)
Regressed in: 2022.2.0b14

Reproduced using: macOS 13.2.1 (Intel), macOS (M1)

1. Also reproduced in Player but not every run of the Player
2. Sometimes PC restarted after the reproduction steps
3. The reporter also reproduced using Windows (2060, 2070, 3070; DX11, DX12, Vulkan) but with a low ~5% reproduction chance
4. Building the Library takes a while (~15 minutes), and the Player even longer (~1 hour)

  1. Resolution Note (fix version 2022.2.21f1):

    Fixed in 2022.2.21f1

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