there are times i have had to click the button a time or two to get it to work.
check for it to show up as pending in the list. it should be right up top.
Aha! Yup, clicked a few more times and finally got the feedback I was expecting.
also note, he only allows for 2 payouts per day.
That strikes me as very generous on his part, considering he's doing it manually for now.