https://blog.csdn.net/xiaoven2015/article/details/80569444
报错
xcrun: error: active developer path ("/Applications/Xcode.app/Contents/Developer") does not exist
This error is usually either xcode even a computer above your current installation, or that you change the name of the path leading xcode configuration can not find the emergence of
xcode path before you changed
After my computer xcode installed before unloading Let me install one. . . .