ios - Collection点击cell后,于awakeFromNib崩溃

Question

Collection点击cell后,于awakeFromNib崩溃显示cell中的控件为nil这个collectionView是我从另外一个StoryBoard里拷贝过来的原来的界面不存在这个问题

迷茫 · Answer

I solved it myself. The reason is that another view accidentally bound the cell class...