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Fixed in 2020.2

Planned for 2018.4

Fixed in 2019.3, 2020.1

Votes

0

Found in

2018.4

2018.4.8f1

2019.1

2019.2

2019.3

2020.1

Issue ID

1181323

Regression

No

"AssetBundle.LoadAsset" race condition with "AssetBundle.Unload"

Asset Bundles

-

Reproduction steps:
1. Open "AssetLoadSample2018LTS.zip" project
2. "Expansion" -> "Build AssetBundleData"
3. Build & Run (More noticeable on Android)
4. Spam press "Load loop 10"

Expected Result: "Destroying assets is not permitted to avoid data loss."
Actual Result: "AsyncUploadManager: Failed to close file. Ensure all async operations are complete before unloading bundles."

Reproduced with: 2020.1.0a6, 2019.3.0b4, 2019.2.6f1, 2018.4.9f1, 2017.4.32f1

Rare repro as the race condition doesn't always happen

Reproduces with: IL2CPP and Mono

  1. Response avatar

    Resolution Note (fix version 2020.2):

    Fixed in Versions: 2020.1.0b9, 2020.2.0a1

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