Problem start bot tradeoffer 2.0

[EnVires]

i have a problem with a start bot

[EnVires]

sorry,i dont update node to 4.0

[EnVires]

i have new problem 

[EnVires]

i create offer 

                                 var offer = manager.createOffer('https://steamcommunity.com/tradeoffer/new/?partner=282161642&token=2w3HsWb5');
                                    item.forEach(function(itemf) {
                                        offer.addMyItem(itemf);
                                    });
				    var sentRetry = 5;
                                    var sendtrade = function() {
						sentRetry--;
						offer.send(function(err, csgo) {


but,i have problam Error: HTTP error 400

[Dr. McKay]

What does the item array look like?