If you cannot see staff's annual leave even after re-initialising, you may have changes in the career in the middle of the year, or you have not properly set up the leave policy.
There are two places you need to check. Please follow the steps below to check further:
Career Progression
Go to Core. Employment Details
Go to Career Progression
Check the effective date and what fields have been changed, for example, department and position.
Leave Policy
Go to Leave, Setup
Go to Leave Policy
Select the Leave Policy for staff.
Check the setup is correct as per the range basis, etc. category. Please make sure all the categories in the listing appear with the entitlement.