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Fixed in 2018.3.X



Found in


Issue ID




Internal error from FMOD sub-system is thrown when trying to import audio from a custom package



How to reproduce:
1. Open the attached "" project
2. Go to the Project view and Navigate to Packages -> Audio
3. Right-click on TestAudio file and Reimport it
4. Observe the error in the Console window

Expected result: audio file is imported succesfully
Actual result: audio file fails to be imported and error is thrown

Reproducible wtih: 2018.1.9f1, 2018.2.3f1, 2018.3.0a8

Update: fixed in 2018.3.13f1, 2019.1.0a6

Comments (2)

  1. vtihonyuk

    Aug 08, 2022 08:18

    Hi here, I'm getting same issue when importing the package with audios. I'm on 2021.3.4f1

    Errors during import of AudioClip Packages/*.wav:
    FSBTool ERROR: The format of the source file is invalid, see output for details.
    FSBTool ERROR: Internal error from FMOD sub-system.

  2. donkey0t

    Nov 22, 2019 17:43

    Errors during import of AudioClip Assets/UnityIconCollective/SnapsArtHDBuriedMemoriesVolume2Serekh/CharacterPack/Audio/Beast/Beast_Foley/Footsteps/Concrete/Indv_Concrete/Indv_Combined_Concrete/Walk_Indv_Combined_Concrete/Walk_Indv_Combined_Concrete_06.wav:
    FSBTool ERROR: Internal error from FMOD sub-system.

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