真机启动必现Crash,模拟器没问题,手机是iPhone xs,系统13.4.1 试着把FBRetainCycle关掉就好了......😂 <img width="1735" alt="WX20200615-175429@2x" src="https://user-images.githubusercontent.com/10970854/84644125-4f7be780-af31-11ea-942b-54b1b222c67d.png">