# Retrieve the invoice from the database.
$self->retrieve_invoice($myconfig, $form);
- # Set up the content of $form in the way that IR::post_invoice() expects.
+ # Set up the content of $form in the way that IS::post_invoice() expects.
$form->{exchangerate} = $form->format_amount($myconfig, $form->{exchangerate});
for $row (1 .. scalar @{ $form->{invoice_details} }) {