报错类型

Undefined symbols for architecture i386:
  "_OBJC_CLASS_$_JPUSHService", referenced from:
      objc-class-ref in AppDelegate.o
  "_OBJC_CLASS_$_JPUSHRegisterEntity", referenced from:
      objc-class-ref in AppDelegate.o
ld: symbol(s) not found for architecture i386
clang: error: linker command failed with exit code 1 (use -v to see invocation)

代码无法运行在i386平台上，也就是模拟器

解决办法

工程内部部分代码必须在debug模式下才可以运行在i386平台模拟器上 image.png

补充

快速定位报错，筛除黄色警告方法

image.png