1. Reactivate the accounts that are duplicated under eAdmin > Members > Reactivate. You would would be asked to confirm this activation.
2. Go to payroll admin > employee pay details,
3. Put in a cessation date any time in 2014 and click submit.
4. Deactivate the duplicate user(s) again afterwards. This will stop the system from picking up these staff when you run the IRAS from 2015 onwards.