Master data Load Failure

Hi All,

Could any body clearly explain the following options in the Info Package of master data Info Object with full update

Update data

1. PSA and then into Info Obejcts

2 . Only PSA ( Update Subsequently in data targets )

Data source trasfers no duplicate records

Igonore double data records

While I am doing master data load with the 1 and 3 options I am getting same no of records updated in PSA but loadng is getting failured with the 1st option (Caller 01 02 .. 20 Messages ) .and request with 3rd option is success..

Thanks in Advance...

Regards,

Nagamani