Please provide a screen recording with touch indication enabled.
Indeed is a new app behavior, reload it and it will respond. But then it will stop scrolling again after some time.
I was able to recreate this bug, here is a recording of this happening. https://youtube.com/shorts/7BPWBnZZkQk
After you force close the app and reopen the app the state is reset.
I have this issue too.
Please try this experimental new version and see if it fixes the problem:
Traccar Manager unable to scroll up and down in the most recent update. On web browser no issues on scrolling up and down of amy item page. Seems like a app bug only issue. Had to use web browser for now until bugs fixed on Traccar Manager app.