Board Thread:Questions and Answers/@comment-24577221-20160605022011/@comment-27634852-20160605045703

Also, if you delete something out of your vault - the other items stack on top of each other. Sometimes a monster wants fed, but trying to feed it can be tricky. The market is also having problems, when you collect a sold item, the market always jumps to the end slots. I've been selling things in the end slots first because of this.