Ios 未找到架构armv7的符号

Ios 未找到架构armv7的符号,ios,linkedin,Ios,Linkedin,我正在从以下位置将LinkedInIOS登录演示与当前应用程序集成: 还添加了“AFNetworking”的支持类 这给了我一个错误,如下所述: Undefined symbols for architecture armv7: "_kUTTagClassMIMEType", referenced from: _AFContentTypeForPathExtension in AFURLRequestSerialization.o "_kUTTagClassFilename

我正在从以下位置将LinkedInIOS登录演示与当前应用程序集成:

还添加了“AFNetworking”的支持类

这给了我一个错误,如下所述:

Undefined symbols for architecture armv7:
  "_kUTTagClassMIMEType", referenced from:
      _AFContentTypeForPathExtension in AFURLRequestSerialization.o
  "_kUTTagClassFilenameExtension", referenced from:
      _AFContentTypeForPathExtension in AFURLRequestSerialization.o
  "_UTTypeCreatePreferredIdentifierForTag", referenced from:
      _AFContentTypeForPathExtension in AFURLRequestSerialization.o
  "_UTTypeCopyPreferredTagWithClass", referenced from:
      _AFContentTypeForPathExtension in AFURLRequestSerialization.o
ld: symbol(s) not found for architecture armv7
clang: error: linker command failed with exit code 1 (use -v to see invocation)

请给我建议解决办法。我的部署目标是5.0。

该问题已得到解决。此类问题的可能问题如以下问题所示:

但就我而言,我需要添加MobileCoreServices.framework

通过添加此框架,问题得以解决


谢谢。

谢谢,iPatel问题已解决。添加此框架后,程序需要添加MobileCoreServices.framework错误已解决。酷;)然后将其作为答案并接受,因此,任何与您有相同问题的开发人员都将节省他/她的时间:)