Error while determining down payment clearing

What causes this issue?

The clearing document for down payment &V1& could not be determined.
Table concerned: &v2&

System Response

Any existing down payment clearing cannot be reset.

How to fix this error?

Check whether a down payment clearing was carried out for the down
payment. Please manually reset the down payment clearing in Financial
Acounting so that the down payment is again deducted from the invoice
when billing is repeated.
If you contact SAP regarding this problem, please quote the message
number and the document number of the down payment.

Error message extract from SAP system. Copyright SAP SE.