Payment Predictor Underpayment issue

Hello,

We have the following setup on PP:

Step 1: Customer Identified: Doesnt matter, References Supplied: Summart

Condition and Action:

1. Execute the Algorithm Group: #REFS

3. Overpayment Exceeds: Generate an Item WS-04(Limit 100$, 1%)

4 Overpayment is less than : Generate an Item WS-10(Limit 100$, 1%)

6 Underpayment Exceeds: Generate an Item WS-08(Limit 100$, 1%)

7 Underpayment Exceeds: Generate an Item WS-11(Limit 100$, 1%)

Loaded Deposit using Lockbox:

1. Deposit with 1 payment

Item Balance (2 items with same item ids) toal 649.05 AUD

Payment received 645

Expected Result:

Payment applied against the 2 open items and the balance of 4.05 will be written off as underpayment within the tolerance amount and the worksheet set to post.