I was getting it all the time on beta 2. I decided to ignore it. lol. Haven't got it on 3 yet. Send to do it when you have the screen on & she charging.
Please try clearing the system cache and rebooting your device.
If issue persists, please send us an error report with screenshots from One UI Beta App (Beta Feedback -> Send feedback-> Error Reports -> "Select Category" -> Input frequency and Description" -> Send (Top Right Icon). We appreciate your help for supporting beta program.
