An issue with the Corsage Pack earlier today causes your Trader's Tender amount to not update in-game until you make a purchase.
We want to make players who used the WoW Shop earlier today aware of an unexpected issue with the new Corsage Pack in the Shop. We deployed a hotfix for this at 11:31 PDT today.Players who purchased the Corsage Pack before that time did not have their total Trader’s Tender amount update in-game, and will not see an update to their Trader’s Tender amount until they do a purchase at the Trading Post. Read more on wowhead.com