亲爱的朋友们，我添加了 BMsocial.framework 用于将图像分享到 Facebook、tiwitter 和 Emai。所以我添加然后构建项目，我正在关注 Apple Mach-O-linker 错误。我正在使用 xcode 4.5.1 和 iOS 6 模拟器。
Ld /Users/xxxxxx/Library/Developer/Xcode/DerivedData/ShareExampleFramework-csgovwlrowaupgfvjrudqedpflug/Build/Products/Debug-iphonesimulator/ShareExample.app/ShareExample normal i386
cd /Users/xxxxxx/Downloads/BMSocialShare-master/Examples/ShareExample
setenv IPHONEOS_DEPLOYMENT_TARGET 4.0
setenv PATH "/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/usr/bin:/Applications/Xcode.app/Contents/Developer/usr/bin:/usr/bin:/bin:/usr/sbin:/sbin"
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -arch i386 -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator6.0.sdk -L/Users/xxxxxx/Library/Developer/Xcode/DerivedData/ShareExampleFramework-csgovwlrowaupgfvjrudqedpflug/Build/Products/Debug-iphonesimulator -F/Users/xxxxxx/Library/Developer/Xcode/DerivedData/ShareExampleFramework-csgovwlrowaupgfvjrudqedpflug/Build/Products/Debug-iphonesimulator -F/Users/xxxxxxx/Downloads/BMSocialShare-master/Examples/ShareExample/../../iOS/Binary -filelist /Users/xxxxxx/Library/Developer/Xcode/DerivedData/ShareExampleFramework-csgovwlrowaupgfvjrudqedpflug/Build/Intermediates/ShareExampleFramework.build/Debug-iphonesimulator/ShareExample.build/Objects-normal/i386/ShareExample.LinkFileList -Xlinker -objc_abi_version -Xlinker 2 -fobjc-link-runtime -Xlinker -no_implicit_dylibs -mios-simulator-version-min=4.0 -framework Twitter -framework MessageUI -framework UIKit -framework Foundation -framework CoreGraphics -framework BMSocialShare -o /Users/xxxxxxx/Library/Developer/Xcode/DerivedData/ShareExampleFramework-csgovwlrowaupgfvjrudqedpflug/Build/Products/Debug-iphonesimulator/ShareExample.app/ShareExample
duplicate symbol _objc_retainedObject in:
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/arc/libarclite_iphonesimulator.a(arclite.o)
/Users/xxxxxxx/Downloads/BMSocialShare-master/iOS/Binary/BMSocialShare.framework/BMSocialShare(BMSocialShare)
duplicate symbol _objc_unretainedObject in:
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/arc/libarclite_iphonesimulator.a(arclite.o)
/Users/xxxxxxx/Downloads/BMSocialShare-master/iOS/Binary/BMSocialShare.framework/BMSocialShare(BMSocialShare)
duplicate symbol _objc_unretainedPointer in:
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/arc/libarclite_iphonesimulator.a(arclite.o)
/Users/xxxxxx/Downloads/BMSocialShare-master/iOS/Binary/BMSocialShare.framework/BMSocialShare(BMSocialShare)
ld: 3 duplicate symbols for architecture i386
clang: error: linker command failed with exit code 1 (use -v to see invocation)
请任何人帮助我解决这个错误我是新开发 Facebook 集成到 iphone 如果它不是很好的框架那么给我一些使用完整的教程来开发共享选项
提前致谢