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Fixed in 2022.1.X

Fixed in 2019.4.X, 2020.3.X, 2021.1.X, 2021.2.X



Found in






Issue ID




[iOS] [iOS 14] Video freezes after locking and unlocking a phone



Reproduction steps:
1. Open project in ""
2. Build SampleScene for iOS and deploy the application
3. Press the button to start the video
4. Once the video starts lock and unlock the screen
5. Press the button to unpause the video

Expected result: The video unpauses
Actual result: The video does not unpause

6. Press the button 2 more times to stop the video and start it again

Reproducible with: 2019.3.0a1, 2019.4.25f1, 2020.3.6f1, 2021.2.0a15
Not reproducible with: 2018.4.34f1
Could not test with:
2021.1.5f1, because of "internal build system error. Backend exited with code 139." error

Reproducible with:
iPhone 12 (iOS 14.1)
Not Reproducible with:
iPad Pro 12.9 1st gen (iOS 13.4.1)

Note: to downgrade the project, you will have to replace Event System, Canvas, remake buttons and textures since all references get removed

  1. Resolution Note (fix version 2022.1):

    Fixed in 2022.1.0a2.310

  2. Resolution Note (fix version 2021.2):

    Fixed in 2021.2.0b6

  3. Resolution Note (fix version 2020.3):

    Fixed in 2020.3.16f1

  4. Resolution Note (fix version 2019.4):

    Fixed in 2019.4.33f1

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