3649868 - Error occurred "You can’t save this instance as there is an internal error. If the issue continues, please contact Product Support. " during position import

During position import validation, job fails with error as "You can’t save this instance as there is an internal error. If the issue continues, please contact Product Support. " 

SAP SuccessFactors Employee Central - Position Management

Error,error,occurred,appear, occur, "You can’t save this instance as there is an internal error. If the issue continues, please contact Product Support. ".during position import, position,Position, Import, import and export, business key, job failed, fail, validate, validation, business rule, rule,position code, code, external code, internal code, Code,ERROR [Importer],"ERROR [Importer]","Error encountered during process chains in batch","key=EMPLOYEE_HRIS_GO_MULTIPLE_EXT_CODE_FOR_SAME_IC",key,"EMPLOYEE_HRIS_GO_MULTIPLE_EXT_CODE_FOR_SAME_IC","ObjectTypeAndInternalCodeInfo","ERROR [ValidateInternalCodeAndExternalCode]", ValidateInternalCodeAndExternalCode,Multiple External codes found for same Internal code,"Multiple External codes found for same Internal code",INC12567307,   , KBA , LOD-SF-EC-POS-IMP , Position Import , LOD-SF-EC , Employee Central , LOD-SF-EC-POS , Position Management , How To