Quote Originally Posted by frank18 View Post
That is only 100th of a cent out in the admin. You would need to sell 50 or more gift certs of 25 euro each to the same person in the same order for this to come into effect on your store front. Simple solution: don't worry about that 100th of a cent.
Unfortunately as reported here as a new post with more information that 100th of a cent is apparently causing the customer to lose a full cent in the transaction.