One ONT number for two Credit Card Receipts, Settlement failed for one receipt amount

SO# 23110832

Line Number, Delivery Id, Invoice Number, Amount, Receipt Number, ONT Number

4.1 18694326 (Invoice# 1626792997, Amount 1315.60, Receipt# 1660611310, ONT# ONT1374111)

7.1 18694327 (Invoice# 1626793025, Amount 9546.90, Receipt# 1660611305, ONT# ONT1374111)

For these two DIDs two separate invoices created on 25-AUG-22, next day on 26-AUG-22 automatic receipts created for each invoice with one ONT number ONT1374111.

Amount 1315.6 settled for this Receipt# 1660611310 in iby tables whereas amount 9546.90 not settlement for this Receipt# 1660611305 in iby tables.

We are assuming that this issue is due to two receipts sharing one ONT number.

any permanent solution to stop generating one ONT number for two different receipts for the same sales order.