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In Progress

Fixed in 2023.2.5f1, 2023.3.0a11

Fix In Review for 2024.1.X

Votes

0

Found in

2023.2.0b7

2023.3.0a3

Issue ID

UUM-47088

Regression

Yes

"Thread group size must be above zero" error is thrown when using a custom blend shape synchronization script with models imported through "DAZ to Unity bridge"

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Reproduction steps:
1. Open project “ThreadGroupSizeMustBeAboveZero.zip”
2. Open “OutdoorsScene”
3. Enter Play Mode
4. Select “Triska/Genesis8Female/Genes8Female.Shape“ GameObject in the Hierarchy
5. Change the value of “Skinned Mesh Renderer/BlendShapes/Genesis8Female__G 101 EL Eyes 15“ through the Inspector
6. Observe the Console window

Expected result: No errors are thrown
Actual result: "Thread group size must be above zero" error is thrown

Reproducible with: 2023.2.0a16, 2023.2.0b7, 2023.3.0a3
Not reproducible with: 2021.3.30f1, 2022.3.8f1, 2023.1.10f1, 2023.2.0a15

Reproducible on: macOS Ventura 13.2.1 (Intel)
Not reproducible on: no other environment tested

  1. Resolution Note (fix version 2024.1):

    Fixed a Metal validation error that occurred when GPU batched skinning generated an empty dispatch call due to empty blendshapes.

  2. Resolution Note (fix version 2023.3.0a11):

    Fixed a Metal validation error that occurred when GPU batched skinning generated an empty dispatch call due to empty blendshapes.

Comments (1)

  1. S301

    Nov 01, 2023 14:34

    We are getting this issue on Windows in Dx11 - URP 16.x.x
    Is this also fixed for windows?

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