我遇到了链接器命令问题，似乎无法解决。通常，清理项目并重新构建会对其进行修复，或者删除派生的数据，但是这次不会构建。
文件PTKCard不应该再存在，所以我不确定为什么在错误中提到了这些。一些指导将不胜感激。
ld: warning: Auto-Linking supplied '/Users/rgainous/Documents/FacebookSDK/FBSDKCoreKit.framework/FBSDKCoreKit', framework linker option at /Users/rgainous/Documents/FacebookSDK/FBSDKCoreKit.framework/FBSDKCoreKit is not a dylib
ld: warning: Auto-Linking supplied '/Users/rgainous/Documents/FacebookSDK/Bolts.framework/Bolts', framework linker option at /Users/rgainous/Documents/FacebookSDK/Bolts.framework/Bolts is not a dylib
duplicate symbol _OBJC_METACLASS_$_PTKCard in:
/Users/rgainous/Library/Developer/Xcode/DerivedData/Runn-fvmsldafsswpesagnpiepcisxrtq/Build/Products/Debug-iphonesimulator/libPaymentKit.a(PTKCard.o)
/Users/rgainous/Library/Developer/Xcode/DerivedData/Runn-fvmsldafsswpesagnpiepcisxrtq/Build/Products/Debug-iphonesimulator/libStripe.a(STPPaymentCardTextField.o)
duplicate symbol _OBJC_CLASS_$_PTKCard in:
/Users/rgainous/Library/Developer/Xcode/DerivedData/Runn-fvmsldafsswpesagnpiepcisxrtq/Build/Products/Debug-iphonesimulator/libPaymentKit.a(PTKCard.o)
/Users/rgainous/Library/Developer/Xcode/DerivedData/Runn-fvmsldafsswpesagnpiepcisxrtq/Build/Products/Debug-iphonesimulator/libStripe.a(STPPaymentCardTextField.o)
duplicate symbol _OBJC_CLASS_$_PTKView in:
/Users/rgainous/Library/Developer/Xcode/DerivedData/Runn-fvmsldafsswpesagnpiepcisxrtq/Build/Products/Debug-iphonesimulator/libPaymentKit.a(PTKView.o)
/Users/rgainous/Library/Developer/Xcode/DerivedData/Runn-fvmsldafsswpesagnpiepcisxrtq/Build/Products/Debug-iphonesimulator/libStripe.a(STPPaymentCardTextField.o)
duplicate symbol _OBJC_METACLASS_$_PTKView in:
/Users/rgainous/Library/Developer/Xcode/DerivedData/Runn-fvmsldafsswpesagnpiepcisxrtq/Build/Products/Debug-iphonesimulator/libPaymentKit.a(PTKView.o)
/Users/rgainous/Library/Developer/Xcode/DerivedData/Runn-fvmsldafsswpesagnpiepcisxrtq/Build/Products/Debug-iphonesimulator/libStripe.a(STPPaymentCardTextField.o)
ld: 4 duplicate symbols for architecture x86_64
clang: error: linker command failed with exit code 1 (use -v to see invocation)
最佳答案
尝试删除您的派生数据。然后清理构建，然后再次构建。