Create a new Refill Logic object called ‘[T01] Prepaid card refill logic’.
Select File->New->Refill Logic
Add a Usage Refill logic branch. Name it ‘Prepaid card refill’
Set the Refill Item Class to ‘[T01]Prepaid Card’. Set the Usage Identifier to ‘Refill’.
Add a Flat rating operator. Set the fixed amount to ‘Refill amount’.
Verify the refill logic.
Save the Refill Logic in the Database.
Select Catalog T01 and click Save.