elsif ( $op eq 'update' ) {
my $member = GetMember('borrowernumber'=>$borrowernumber);
- $member->{'guarantorid'} = '0';
+ $member->{'guarantorid'} = 0;
$member->{'categorycode'} = $catcode;
my $borcat = GetBorrowercategory($catcode);
$member->{'category_type'} = $borcat->{'category_type'};