Partial payments/residual items are not possible for document &

What causes this issue?

Document &V1& is a noted item. Partial payments and residual items are
not possible for noted items. You therefore cannot carry out the
activity you selected by double-clicking.

System Response

Notifies you that the activity cannot be executed.

How to fix this error?

Noted items must be cleared in full. When this is done,

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

an appropriate down payment is generated for down payment requests
other noted items are cleared, without further line items being
generated.

Error message extract from SAP system. Copyright SAP SE.