3247789 - Error "[] is already associated with Person ID []. It cannot be re-assigned." reported when update 'date of birth' field in biographical information block

The customer is trying to update 'date of birth' field in biographical information block for Person ID A but failed.

Error reported as "[] is already associated with Person ID B. It cannot be re-assigned."

SAP SuccessFactors Employee Central

1. Go to employee profile of sample user A

2. Go to biographical information block >> edit >> modify 'Date of birth' field >> save >> error reported: [] is already associated with Person ID B. It cannot be re-assigned.

 As observed from 'Data Inspector' tool, Person ID A and Person ID B own the same person UUID, which is abnormal.

Go to Check Tool>System Health>Employee Central Core>Each person has a unique UUID, run the check and fix the inconsistency via the check tool itself.

Person UUID, Data Inspector,  , KBA , LOD-SF-EC-PER , Person Data (All Person Data Types) , Problem

SAP SuccessFactors Employee Central all versions ; SAP SuccessFactors HCM Core all versions