http://forums.digitalpoint.com/showthread.php?t=936259 http://forums.digitalpoint.com/showthread.php?t=277074 Can't you use the search function? Anyway, it'll probably be down to the amount of impressions you did. Happened a few times to me, but, I don't know why everyone complains... it's free money!
there might be 2 things that caused this: - some payment for impressions (very few advertisers pay for impression)! - slow update of reports!