ios - ld : 8 duplicate symbols for architecture i386

Question

我已经解决了论坛上已经提出的问题。报错如下

ld: 8 duplicate symbols for architecture i386
clang: error: linker command failed with exit code 1 (use -v to see invocation)

更多错误描述如下

ld: warning: directory not found for option '-L/Users/Documents/Sprint1/iPhone/MyApplication/MyApplication/lib/lib'
ld: warning: directory not found for option '-Lrestkit'
ld: warning: ignoring file /Users/Documents/Sprint1/iPhone/MyApplication/MyApplication/lib/lib restkit/libRestKit.a, missing required architecture i386 in file /Users/Documents/Sprint1/iPhone/MyApplication/MyApplication/lib/lib restkit/libRestKit.a (2 slices)
duplicate symbol _OBJC_IVAR_$_Reachability.reachabilityRef in:
    /Users/Library/Developer/Xcode/DerivedData/MyApplication-bchgbqjzuwjzbcbnhwyihhatsoyw/Build/Intermediates/MyApplication.build/Debug-iphonesimulator/MyApplication.build/Objects-normal/i386/Reachability.o
    /Users/Library/Developer/Xcode/DerivedData/MyApplication-bchgbqjzuwjzbcbnhwyihhatsoyw/Build/Products/Debug-iphonesimulator/libPOSNirvanaUtils.a(Reachability.o)
duplicate symbol _kReachabilityChangedNotification in:
    /Users/Library/Developer/Xcode/DerivedData/MyApplication-bchgbqjzuwjzbcbnhwyihhatsoyw/Build/Intermediates/MyApplication.build/Debug-iphonesimulator/MyApplication.build/Objects-normal/i386/Reachability.o
    /Users/Library/Developer/Xcode/DerivedData/MyApplication-bchgbqjzuwjzbcbnhwyihhatsoyw/Build/Products/Debug-iphonesimulator/libPOSNirvanaUtils.a(Reachability.o)
duplicate symbol _kInternetConnection in:
    /Users/Library/Developer/Xcode/DerivedData/MyApplication-bchgbqjzuwjzbcbnhwyihhatsoyw/Build/Intermediates/MyApplication.build/Debug-iphonesimulator/MyApplication.build/Objects-normal/i386/Reachability.o
    /Users/Library/Developer/Xcode/DerivedData/MyApplication-bchgbqjzuwjzbcbnhwyihhatsoyw/Build/Products/Debug-iphonesimulator/libPOSNirvanaUtils.a(Reachability.o)
duplicate symbol _kLocalWiFiConnection in:
    /Users/Library/Developer/Xcode/DerivedData/MyApplication-bchgbqjzuwjzbcbnhwyihhatsoyw/Build/Intermediates/MyApplication.build/Debug-iphonesimulator/MyApplication.build/Objects-normal/i386/Reachability.o
    /Users/Library/Developer/Xcode/DerivedData/MyApplication-bchgbqjzuwjzbcbnhwyihhatsoyw/Build/Products/Debug-iphonesimulator/libPOSNirvanaUtils.a(Reachability.o)
duplicate symbol _OBJC_IVAR_$_Reachability.key_ in:
    /Users/Library/Developer/Xcode/DerivedData/MyApplication-bchgbqjzuwjzbcbnhwyihhatsoyw/Build/Intermediates/MyApplication.build/Debug-iphonesimulator/MyApplication.build/Objects-normal/i386/Reachability.o
    /Users/Library/Developer/Xcode/DerivedData/MyApplication-bchgbqjzuwjzbcbnhwyihhatsoyw/Build/Products/Debug-iphonesimulator/libPOSNirvanaUtils.a(Reachability.o)
duplicate symbol _OBJC_CLASS_$_Reachability in:
    /Users/Library/Developer/Xcode/DerivedData/MyApplication-bchgbqjzuwjzbcbnhwyihhatsoyw/Build/Intermediates/MyApplication.build/Debug-iphonesimulator/MyApplication.build/Objects-normal/i386/Reachability.o
    /Users/Library/Developer/Xcode/DerivedData/MyApplication-bchgbqjzuwjzbcbnhwyihhatsoyw/Build/Products/Debug-iphonesimulator/libPOSNirvanaUtils.a(Reachability.o)
duplicate symbol _OBJC_METACLASS_$_Reachability in:
    /Users/Library/Developer/Xcode/DerivedData/MyApplication-bchgbqjzuwjzbcbnhwyihhatsoyw/Build/Intermediates/MyApplication.build/Debug-iphonesimulator/MyApplication.build/Objects-normal/i386/Reachability.o
    /Users/Library/Developer/Xcode/DerivedData/MyApplication-bchgbqjzuwjzbcbnhwyihhatsoyw/Build/Products/Debug-iphonesimulator/libPOSNirvanaUtils.a(Reachability.o)
duplicate symbol _kConnectionDown in:
    /Users/Library/Developer/Xcode/DerivedData/MyApplication-bchgbqjzuwjzbcbnhwyihhatsoyw/Build/Intermediates/MyApplication.build/Debug-iphonesimulator/MyApplication.build/Objects-normal/i386/Reachability.o
    /Users/Library/Developer/Xcode/DerivedData/MyApplication-bchgbqjzuwjzbcbnhwyihhatsoyw/Build/Products/Debug-iphonesimulator/libPOSNirvanaUtils.a(Reachability.o)
ld: 8 duplicate symbols for architecture i386
clang: error: linker command failed with exit code 1 (use -v to see invocation)

我有这样的项目结构

1. 申请
2. 静态库A
3. 静态库B

情况1)静态库A依赖于静态库B。项目A需要进行Reachability检查。2)将静态库A添加到Application项目中3) 当我编译时，得到链接器错误

请帮助解决这个问题。

Answer 1

如果此解决方案不起作用，请检查此..

经常发生此错误的另一个原因是不小心导入了 .m 文件而不是 .h。