shop.lib.php 수정후 HTTP ERROR 500에러 발생 채택완료

function save_order_point($ct_status="완료")
{
    global $g5, $default;

    $beforedays = date("Y-m-d H:i:s", ( time() - (86400 * (int)$default['de_point_days']) ) ); // 86400초는 하루
    $sql = " select * from {$g5['g5_shop_cart_table']} where ct_status = '$ct_status' and ct_point_use = '0' and ct_time <= '$beforedays' ";
    $result = sql_query($sql);
    for ($i=0; $row=sql_fetch_array($result); $i++) {
        // 회원 ID 를 얻는다.
        $od_row = sql_fetch("select od_id, mb_id, od_receipt_point, od_name from {$g5['g5_shop_order_table']} where od_id = '{$row['od_id']}' ");
        if ($od_row['mb_id'] && $row['ct_point'] > 0) { // 회원이면서 포인트가 0보다 크다면
            $po_point = $row['ct_point'] * $row['ct_qty'] - $od_row['od_receipt_point'];
            $po_content = "주문번호 {$od_row['od_id']} ({$row['ct_id']}) 배송완료";
            insert_point($od_row['mb_id'], $po_point, $po_content, "@delivery", $od_row['mb_id'], "{$od_row['od_id']},{$row['ct_id']}");
            $mb = get_member($od_row['mb_id'],'mb_recommend');
            if($mb['mb_recommend']){
                $po_content="주문자[회원] {$od_row['od_name']} 님의 주문번호 {$od_row['od_id']} ({$row['ct_id']}) 배송완료";
                insert_point($mb['mb_recommend'], $po_point, $po_content, "@delivery", $od_row['mb_id'], "{$od_row['od_id']},{$row['ct_id']}");
            }
        }else if(!$row['mb_id'] && $row['ct_point'] > 0){
            $domain_arr = explode('.',$_SERVER[HTTP_HOST]);
            $dom = sql_fetch("select count(*) as cnt from g5_member where mb_id='".$domain_arr[0]."' ");    // and mb_level > '1' 
            if ($domain_arr[0] == $dom['mb_id'])
                $po_point = $row['ct_point'] * $row['ct_qty'];
                $po_content="주문자[비회원] {$od_row['od_name']} 님의 주문번호 {$od_row['od_id']} ({$row['ct_id']}) 배송완료";
                insert_point($dom['mb_id'], $po_point, $po_content, "@delivery", $od_row['mb_id'], "{$od_row['od_id']},{$row['ct_id']}");
            }
        }
        sql_query("update {$g5['g5_shop_cart_table']} set ct_point_use = '1' where ct_id = '{$row['ct_id']}' ");
    }
}