my $patron = Koha::Patrons->find( $borrowernumber );
$infos->{cardnumber} = $patron ? $patron->cardnumber || '' : '';
push @errors, { error => "can_not_update", borrowernumber => $infos->{borrowernumber}, cardnumber => $infos->{cardnumber} };
my $patron = Koha::Patrons->find( $borrowernumber );
$infos->{cardnumber} = $patron ? $patron->cardnumber || '' : '';
push @errors, { error => "can_not_update", borrowernumber => $infos->{borrowernumber}, cardnumber => $infos->{cardnumber} };