每次模拟器重新跑,都说找不到缓存路径,要删掉程序,再次跑才好用.
Simulator -> Reset Content and Settings...
Simulator
Reset Content and Settings...
这样就好了
http://stackoverflow.com/questions/40485155/failed-to-chmod-user-library-developer-coresimulator-devices-no-such-file-or-dir