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Fixed in 1.8.6



Found in [Package]


Issue ID




[SBP] Bundle building fails with exception when using ContentPipeline.BuildAssetBundles with useCache property set to false

Package: Scriptable BuildPipeline


Reproduction steps:
1. Open the attached project ("")
2. Select "Tools/Build Bundles No Cache"
3. Inspect Console

Expected result: Bundles are built successfully and no errors are thrown
Actual result: Bundle building fails and "An item with the same key has already been added" exception is thrown

Reproducible with: 2018.4.23f1, 2019.4.0f1, 2020.1.0b12, 2020.2.0a14
Reproducible with package versions: 1.8.2, 1.8.4
Not reproducible with package versions: 1.5.3, 1.7.3

Note: The issue does not reproduce when "useCache" property is set to true

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