Steps to reproduce:
1. Create a Universal 2D project
2. Create any Sprite Asset (Create > 2D > Sprite)
3. Create Sprite Library Asset (Create > 2D > Sprite Library Asset)
4. Double-click on Sprite Library Asset to open Sprite Library Editor window
5. Press “+” button in Categories section to add new Category
6. Select newly created Category and make sure grid view is selected
7. Keep pressing “+” button in Labels section until slider appears
8. Move the scroll up and down several times with trackpad gesture
Actual results: Scrollbar stops working
Expected results: Scrollbar works
Reproducible with versions: 10.1.4 (6000.0.49f1), 10.2.1 (6000.0.55f1), 11.0.0 (6000.1.15f1), 12.0.2 (6000.2.0b12), 13.0.0 (6000.3.0a4)
Not reproducible with versions: 9.2.1 (2022.3.65f1), 10.1.4 (6000.0.48f1)
Couldn't reproduce with versions: 7.2.0 (2021.3.55f1) (No Sprite Library Editor window)
Tested on (OS): Windows 11, macOS Sequoia 15.4 (M4)
Note: Regression is in the Editor versions