IOS开发 xcode报错之has been modified since the precompiled header was built

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IOS开发xcode报错之has been modified since the precompiled header was built

今天做百度地图的时候第一次发现下面错误：

问题：Apple LLVM compiler 3.0 error file "BMKPointAnnotation.h" has been modified since the precompiled header was built

  (原因：预编译头的时候文件被修改)；

 解决方法：1.Select Product > Clean from the Xcode menu

   2.快捷键shift+command+k；clean一下