=cut
sub author {
- my ( $self ) = @_;
- return Koha::Patron->_new_from_dbic($self->_result->borrowernumber);
+ my ($self) = @_;
+ my $author_rs = $self->_result->borrowernumber;
+ return unless $author_rs;
+ return Koha::Patron->_new_from_dbic($author_rs);
}
=head3 _type