Reset clearing item for document & & &

What causes this issue?

The invoice you wish to cancel contains a posting line on the GR/IR
clearing account. This posting line has already been cleared by
Financial Accounting.

System Response

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

How to fix this error?

Before you cancel the document, Financial Accounting first has to
reverse the clearing item for &V1&.
<DS:TRAN.FBRA>Proceed</>
You can then cancel the document.

Error message extract from SAP system. Copyright SAP SE.