objective-c - 构建 Xcode4.3.2 项目时出现架构 i386 的未定义符号

Question

当我尝试构建 Xcode 项目时出现上述错误，错误的详细信息如下所示，我无法理解此错误的原因，或者如何解决它，请帮助，谢谢。

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

Answer 1

您还需要为模拟器构建MBProgressHUD。