New 21.1.13/14 MI 9T sound and vibration settings crash


Clean flash. All we know that it's caused by Cloud Backup when initially migrating from Stable to Weekly.
 
When I look your logs file, it seems that first error "
com.android.settings.dndmode.Alarm$DaysOfWeek.getCoded()' on a null object reference" shows that your time and zone are not correct and this cause to Alarm$DaysOfWeek.getCoded() which is an integer number is null. Try to correct time and zone or change them and try post your logs