Try each of the steps in order until the issue is resolved:

1. Ensure the bank has an interfund set selected:
a. In Banks, click Edit Account details
b. In the Interfund set field, select the interfund set used to make balancing entries between funds in General Ledger. Interfund sets are created in Configuration.

2. In Accounts Payable > Configuration > Interfund > Open and confirm the interfund entry selected on the bank includes a set for the funds in question. The set should include the initial entry as well as the reverse version. If it does not, add a new interfund entry for the appropriate funds.

If the error is occurring in The Financial Edge NXT:
We are currently evaluating this issue and will update this article when we have more information. In the meantime,create payments in the Database view of The Financial Edge.