Error message is shown while importing Employment Details with the Assignment ID (assignmentIdExternal) populated:
[Once you add the Assignment ID, you cannot change it later.]
SAP SuccessFactors Employee Central
assignment ID, employment details, import, error message , KBA , LOD-SF-EC-EDP , Import Employee Data (EC Core only) , LOD-SF-EC-EMP , Employment Information (Employment & Termination Details) , Problem
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