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Fixed in 1.21.12



Found in [Package]


Issue ID




“TLS Allocator ALLOC_TEMP_TLS…” errors spammed in the Console window when building addressables and entering the Play Mode

Package: Addressables


Reproduction steps:
1. Open the attached project “AddressablesErrors”
2. Open “Assets/Scenes/SampleScene.unity”
3. Build Addressables by going to Window > Asset Management > Addressables > Groups > Build > New Build > Default Build Script
4. In the Addressables Groups window, click on the “Play Mode Script” drop-down menu and select “Use Existing Build”
5. Enter the Play Mode

Expected result: “Unable to load asset bundle…” errors
Actual result: “TLS Allocator ALLOC_TEMP_TLS…” errors spammed in the Console window

Reproducible with: 1.21.3 (2022.2.14f1) ,1.21.9 (2022.1.0a9, 2022.2.14f1, 2023.1.0b11, 2023.2.0a9)
Not reproducible with: 1.21.2 (2022.2.14f1), 1.21.9 (2020.3.47f1, 2021.3.22f1)
Couldn't test with: 1.21.9 (2022.1.0a8, com.unity.addressables@1.21.9\Runtime\ResourceManager\ResourceProviders\AssetBundleProvider.cs(855,43): error CS0246)

Reproducible on: Windows 10
Not reproducible on: Intel macOS 13.1

After disabling the Play Mode, moving the mouse to and out of the Scene view makes the errors appear
Workaround: delete Library folder

  1. Resolution Note (fix version 1.21.12):

    Fixed issue where stack overflow occurs for http requests on Unity 2022.1+ when insecure requests are disallowed.

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