Ship-to party is blocked for delivery: &

What causes this issue?

The <GL:ship-to_party>ship-to party</> cannot be supplied because the
blocking data of its customer master record has the delivery block '
&V1&'.

How to fix this error?

Please check whether the delivery block is justified and, if necessary,
delete this block from the customer master record if the ship-to party
is to be supplied.

Error message extract from SAP system. Copyright SAP SE.