SAP Message 5U102 - Flat rate selected; do not enter factor or rounding information

Diagnosis
You must enter either a flat amount or a cost factor. Since therounding information is only used for the cost factor, no roundinginformation may be entered in conjunction with the flat amount.

System Response
The system cannot accept both entries here.

Procedure
Decide whether you want to enter a flat amount or a cost factor. If youenter a cost factor, you must enter a rounding rule and a divisor. Ifyou enter a flat amount, ensure that the rounding information fieldsremain empty.