Xcode 9 Storyboards are not displaying properly
问题 On Xcode 9, all my storyboards seem to be displaying in blue outlines only. Doesn't seem to be a new feature....Anyone has the same issue? 回答1: After a week of trying all the suggestions in the internet I found that Xcode 9 required some libraries in macOS High Sierra. So install them and then it will work: https://www.apple.com/lae/macos/high-sierra/ Hopefully it will help someone 回答2: I has this issue in two different storyboards, where I can see an error on the top which said: "An internal