steps to re-create: 1. go to shoyanen archmage 2. select a portal gem in the shop list 3. click add item a number of times (ex. 4 times) 4. click buy expected: 4 of the item will be purchased, deducting the total cost of all 4 items and adding all 4 items in a stack to your inventory actual: only 1 of the item is purchased (you are also only charged for 1 of the item) and only 1 of the item goes to your inventory