为什么我的UITableView尝试加载时出现无法出队的错误？

I get the following error:

我收到以下错误：

* Terminating app due to uncaught exception 'NSInternalInconsistencyException', reason: 'unable to dequeue a cell with identifier FontCell - must register a nib or a class for the identifier or connect a prototype cell in a storyboard' T