PCH was compiled with module cache path '/Users/jingyuda/Library/Developer/Xcode/DerivedData/ModuleCache/1VMZ023LJM0DL', but the path is currently '/Users/JingYuda/Library/Developer/Xcode/DerivedData/ModuleCache/1VMZ023LJM0DL'
问题的解决：
1.Close your project or workspace.
2.In Finder: ⇧shift+⌘cmd+G
3.Paste: ~/Library/Developer/Xcode/DerivedData/
4.Delete the ModuleCache folder and empty trash.
5.Open up your project.
6.Clean: ⇧shift+⌘cmd+K
7.Build: ⌘cmd+B
2.In Finder: ⇧shift+⌘cmd+G
3.Paste: ~/Library/Developer/Xcode/DerivedData/
4.Delete the ModuleCache folder and empty trash.
5.Open up your project.
6.Clean: ⇧shift+⌘cmd+K
7.Build: ⌘cmd+B