How to reproduce:
1. Open the attached “IN-110290” project
2. Open the “SampleScene”
3. Enter Play Mode
4. Observe the Console window

Expected result: No errors appear in the Console window
Actual result: “System.NullReferenceException: Object reference not set to an instance of an object”

Reproducible with: 1.14.0 (2023.3.0a12), 1.14.1 (2023.3.0a12, 6000.0.55f1, 6000.2.0f1, 6000.3.0a4)
Could not test with: 1.9.0, 1.11.2, 1.12.0, 1.13.0, 1.13.1 (2023.3.0a12, 6000.0.18f1) (“Key not found on current keyboard layout.”)), 1.14.1 (2023.3.0a11 (Could not clear “error CS0117: 'BuildTarget' does not contain a definition for 'VisionOS'“))

Reproduced on: Windows 11
Not reproduced on: No other environment tested

Notes:
- There is also a warning stating “Null key at index 110 (Key.OEM5)”
- The issue only reproduces when using "upArrow", "leftArrow", etc, not when using "up" or "left"