ozeki6 32 Share Posted November 26, 2018 when you first open a trade interface and there is nothing in trade it will give you a NPE. If you add an item to the trade then it starts working properly. Link to comment Share on other sites More sharing options...
Hashtag 8271 Share Posted November 26, 2018 What is the exact code statement you use? Link to comment Share on other sites More sharing options...
ozeki6 32 Author Share Posted November 26, 2018 7 hours ago, Hashtag said: What is the exact code statement you use? if(!context.getTrade().contains(true, itemsList.getList().get(itemId), itemId)) I first thought that my itemsList throws the NPE but after checking it multiple times it seems that is the contains methods. Link to comment Share on other sites More sharing options...
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