When I press "Exchange Items", there is no message "Agent is warming up" or "Task queued. Please wait for the trade request." show in the bottom right corner. And I haven't received any trade request. It's the first time exchange with this bot after donate.
Shop: http://dispenser.tf/76561198046044113
Bot Dispenser 26 (Lv.2): http://steamcommunity.com/profiles/76561198054509769