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Fixed in 1.4.1



Found in [Package]


Issue ID




[Input System] NullReferenceException error is thrown when using Input Actions in builds

Package: Input System


How to reproduce:
1. Download the attached project "InputReader bug"
2. Build and Run on a Standalone platform with Development build selected
3. Observe the logs

Expected result: No errors are printed in logs
Actual result: Logs show NullReferenceException error:
NullReferenceException while resolving binding 'Move:2DVector' in action map 'Controls (UnityEngine.InputSystem.InputActionAsset):Game'
UnityEngine.StackTraceUtility:ExtractStackTrace () (at /Users/bokken/buildslave/unity/build/Runtime/Export/Scripting/StackTrace.cs:37)

Reproducible with: 1.0.0-preview (2019.4.34f1, 2020.3.26f1), 1.3.0 (2019.4.34f1, 2020.3.26f1, 2021.2.8f1, 2022.1.0b3, 2022.2.0a2)
Could not test with: 0.9.6-preview (2019.4.34f1, 2020.3.26f1) (compile errors)

- Can be reproduced with Standalone and Android builds
- Can't be reproduced in Editor
- Not reproducible when deleting existing Up/Down/Left/Right Composite and creating a new one with the same parameters

  1. Resolution Note (fix version 1.4.1):

    Fixed in: Input System 1.4.1

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