This application's application-identifier entitlement does not match that of the installed application. These values must match for an upgrade to be allowed.

真机运行测试的时候Xcode会报这样的错误:

原因: 你的手机上已经安装了此项目.

解决办法: 把你以前安装的卸掉, 或者把这个项目的 bunldID 改了,再次运行即可.