On this tab, you can specify the details of the documents used to offset the loan payment amounts due to the lender in the current period.
The Loan Adjustment (create) form. The Loan Adjustment Details tab
...
Make sure the Contract column shows the correct contract of the supplier (the one to which prepaymenst prepayments be used for offsetting against the loan payments are linked).
...
In the GL Accounts column, you can view the default account to be updated by this transaction: Prepayments from Customers or Current Trade Receivables from Customers, depending on the transaction type. Click the link in the GL Accounts column to check that the GL account is correct. If needed, you can replace it with another account.
The GL Accounts dialog box
...