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Won't Fix

Votes

0

Found in [Package]

2.3.4

Issue ID

ABC-499

Regression

No

Crash on aiXformGetData when importing a corrupted Alembic file

Package: Alembic Importer

-

Reproduction steps:
1. Open the attached “reproduction_IN-67712“ project
2. In the “Project” tab, under the “Assets“, press the right mouse button
3. Select “Import New Asset…“
4. Import the “SlimeMolding.abc“ Prefab
5. Observe the crash

Reproduced with: 2.2.2, 2.3.4 (2021.3.35f1), 2.3.4 (2022.3.20f1, 2023.2.10f1, 2023.3.0b7)

Reproduced on: Windows 11 (10.0.22631) (user’s), Windows 10 (22H2), macOS Monterey 12.7.3 (M1)
Not reproduced on: No other environments tested

Note: If a non-corrupted Prefab is imported before importing the corrupted one, the crash does not appear

First few lines of the stack trace:
0x00007FF81A05FB54 (abci) aiXformGetData
0x00007FF81A0667EA (abci) aiXformGetData
0x00007FF81A042A36 (abci) aiSchemaUpdateSample
0x0000020282CDD747 (Mono JIT Code) (wrapper managed-to-native) UnityEngine.Formats.Alembic.Sdk.NativeMethods:aiSchemaUpdateSample (intptr,UnityEngine.Formats.Alembic.Sdk.aiSampleSelector&)
0x0000020282CDD603 (Mono JIT Code) [.\Library\PackageCache\com.unity.formats.alembic\Runtime\Scripts\Importer\AbcAPI.cs:414] UnityEngine.Formats.Alembic.Sdk.aiSchema:UpdateSample (UnityEngine.Formats.Alembic.Sdk.aiSampleSelector&)

  1. Resolution Note:

    This issue will not be addressed at this time due to its low priority and the significant age of the ticket. If the problem persists or becomes more critical in the future, please feel free to reopen or submit a new ticket for further evaluation.

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