When you approve an international payment you also approve of a live spot exchange rate.
When you approve of an international payment, you trade the live spot exchange rate you see while approving the payment. When the payment has been approved the live spot rate has also been approved and November First buys the exchange rate on behalf of this specific payment.
When a created and approved payment is being deleted, we sell the the exchange rate that has already been traded. At this stage, there is a possibility of the exchange rate having moved, causing a loss when deleting the payment.
When there is a loss in exchange rate when deleting a payment, you will need to cover the cost difference in the exchange rate.