2738365 - Job History Import error: This operation has led to unique key constraint violation. Please check your data. - Employee Central

When performing Job History Import the file is validated successfully without errors and system accept the import, but when looking at the Monitor Job the status of the import is Failed.

In the Download status the following error occurs in the Job Information records:

This operation has led to unique key constraint violation. Please check your data.

"Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental." 

• SAP SuccessFactors - Employee Central
• Employee Data Import

This operation has led to unique key constraint violation. Please check your data., Job History Import Error, Job History upload, Full Purge Import, , KBA , LOD-SF-EC-EDP , Import Employee Data (EC Core only) , LOD-SF-EC-RUL , DO NOT USE - Business Rules & Event Derivation , Problem