Reproductions steps:
1. Open the attached “IN-128474” project
2. Open the Koreography Editor (Window → Koreography Editor)
3. Load the StarlitKoreography asset in the window (in the Koreography field, click the target icon and select "Starlit Koreography")
4. Put the cursor in the "Tempo" Input field
5. Press any key on the keyboard (Backspace, a number, etc.)
6. Observe the Console window

Actual results: Exceptions appear in the Console and the field content does not change in response to the input
Expected results: No errors in the Console and the field contents can be edited

Reproducible with: 6000.3.4f1, 6000.4.0b6
Not reproducible with: 6000.0.66f1, 6000.3.7f1, 6000.5.0a5
Fixed in: 6000.3.5f1

Reproducible on: macOS 26.2
Not reproducible on: No other environments tested