@currency_sub = (
map {
my $what = $_;
- sub { my $currency = $_[0]->get($what.'_billed_currency');
+ sub { my $currency = $_[0]->get($what.'_billed_currency') or return '';
$currency. ' '. currency_symbol($currency, SYM_HTML).
$_[0]->get($what.'_billed_amount');
};