XCode版本问题

xcode11.2 自动布局崩溃

Known Issues

  • Storyboards containing a UITextView will cause the app to crash on macOS versions earlier than macOS 10.15.1 if compiled on a Mac running macOS 10.15.1. (56808566)
reason: 'Could not instantiate class named _UITextLayoutView because no class named _UITextLayoutView was found; 
the class needs to be defined in source code or linked in from a library (ensure the class is part of the correct target)' 

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