|| $self->ut_number('pkgnum', 'cust_pkg', 'pkgnum' )
|| $self->ut_foreign_key('locationnum', 'cust_location', 'locationnum' )
|| $self->ut_money('amount')
- || $self->ut_foreign_key('taxable_billpkgnum', 'cust_bill_pkg', 'billpkgnum')
+ || $self->ut_foreign_keyn('taxable_billpkgnum', 'cust_bill_pkg', 'billpkgnum')
;
return $error if $error;