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Fixed in 2019.3.X

Fixed in 2019.2.X



Found in





Issue ID




WindowsVideoMedia error 0x8007007b is thrown when importing an AssetBundle with video in it



How to reproduce:
1. Download and unzip the attached file ""
2. Save the "AssetBundle/menu12" file somewhere else on your drive
3. Open the "VideoLoad" Scene in the downloaded "TestProject"
4. Click on the VideoPlayer GameObject in the Hierarchy window
6. Enter the URL as 'file://[path to the AssetBundle/menu12]' into the 'M Url' TextField
6. Press Play
7. After Scene is loaded, press space

Expected result: A video will play in the Scene
Actual result: A WindowsVideoMedia error 0x8007007b occurs

Reproducible with: 2019.1.9f1, 2019.2.0b9, 2019.3.0a9
Not reproducible with: 2018.3.14f1, 2018.4.4f1, 2019.1.0b9, 2019.2.0a9

Regression introduced in 2019.1.0b10, 2019.2.0a10

Full error message:
WindowsVideoMedia error 0x8007007b while reading archive:/CAB-494c1fb71cf53968f401771899cb2864/CAB-494c1fb71cf53968f401771899cb2864.resource
Context: MFCreateFile
Error details: The filename, directory name, or volume label syntax is incorrect.

  1. Resolution Note (fix version 2019.3):

    Improved detection method to determine when a file resides on the native filesystem and when it lives in one of Unity's virtual filesystems such as asset bundles, compressed resources, etc.

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