This is why we should always do double check of every bet we are going to place. It is indeed a mistake that made you lose your money but some time mistake also may make you get something unexpected (the opposite side). I wonder what will you say if all your bets with the mistake were winning bets?
I think that TS would be happy to win this prize and we have not seen this topic. In general, this is a rather common mistake that causes them to lose money not only in casinos, but also on various exchanges, etc. I always check myself three times when entering the amount to exclude such errors.