Some NetSuite accounts accept a customer payment only on the top-level customer. For example, the preference Apply Payments Through Top-Level Customer Only has this effect. NetSuite then refuses a payment on a subcustomer with this error:
You have entered an Invalid Field Value 1234 for the following field: customer
When you reconcile a match, Kolleno handles this error for you. Kolleno posts the payment again on the top-level customer, and the payment applies the same invoices. This does not create a second payment, and you do not need to change a setting.
If one bank line pays the invoices of two subcustomers, you see two payments on the top-level customer.
If the payment still does not post
The match shows an error in Reconciliation History. Fix the cause in NetSuite, then retry the synchronization. You can also retry a match that failed with this error in the past.
If you cannot find the cause, contact Support with the Match ID shown in Matched transaction details.