我是一个初学者,让我先说一下。我刚刚下载admob's SDK
并收到此错误:
duplicate symbol _main in:
/Users/xcodeclub/Library/Developer/Xcode/DerivedData/Cuarto_Rey_Gratis-crbrvlfyuitkjkdlkfzjeumldcau/Build/Intermediates/Cuarto Rey Gratis.build/Debug-iphonesimulator/Cuarto Rey Gratis.build/Objects-normal/i386/main-B9843B6026D6EFA4.o
/Users/xcodeclub/Library/Developer/Xcode/DerivedData/Cuarto_Rey_Gratis-crbrvlfyuitkjkdlkfzjeumldcau/Build/Intermediates/Cuarto Rey Gratis.build/Debug-iphonesimulator/Cuarto Rey Gratis.build/Objects-normal/i386/main-A2D5DEFEFE933899.o
ld: 1 duplicate symbol for architecture i386
clang: error: linker command failed with exit code 1 (use -v to see invocation)
我应该怎么办?