前言今天升级最新IDE Xcode,准备适配iOS14 API,结果运行app发现控制台打印了如下信息,且app的首页的cell中按钮也无法点击了。错误信息Attempted to call -cellForRowAtIndexPath: on the table view while it was in the process of updating its visible cells, which is not allowed. Make a symbolic breakpoint at U