我将 FMDB 添加到我的项目中，然后添加了框架 libsqlite3.dylib 和 libsqlite3.0.dylib，但仍然出现构建错误。如果我从我的项目中删除 FMDB 类，那么它构建得很好。我还应该检查哪些其他事项？
有关错误的详细信息：
ld /Users/gmi/Library/Developer/Xcode/DerivedData/iNROMockUp5->gjmgpakyszrgwbbxnkdxehexacxm/Build/Products/Debug->iphonesimulator/iNROMockUp5.app/iNROMockUp5 normal i386 cd /iOSDev/Testing/iNROMockUp5 setenv MACOSX_DEPLOYMENT_TARGET 10.6 setenv PATH > Developer/Platforms/iPhoneSimulator.platform/Developer/usr/bin:/Developer/usr/bin:/usr/bi>n:/bin:/usr/sbin:/sbin" /Developer/Platforms/iPhoneSimulator.platform/Developer/ usr/bin/llvm-gcc-4.2 -arch i386 >-isysroot >/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator4.3.sdk ->L/Users/gmi/Library/Developer/Xcode/DerivedData/ iNROMockUp5->gjmgpakyszrgwbbxnkdxehexacxm/Build/Products/Debug-iphonesimulator ->F/Users/gmi/Library/Developer/Xcode/DerivedData/iNROMockUp5->gjmgpakyszrgwbbxnkdxehexacxm/Build/Products/Debug-iphonesimulator -filelist >/Users/gmi/Library/Developer/Xcode/DerivedData/iNROMockUp5->gjmgpakyszrgwbbxnkdxehexacxm/Build/Intermediates/iNROMockUp5.build/Debug->iphonesimulator/iNROMockUp5.build/Objects-normal /i386/iNROMockUp5.LinkFileList -mmacosx->version-min=10.6 -Xlinker -objc_abi_version -Xlinker 2 -lsqlite3 -lsqlite3.0 -framework >MapKit -framework UIKit -framework Foundation -framework CoreGraphics -o >/Users/gmi/Library /Developer/Xcode/DerivedData/iNROMockUp5->gjmgpakyszrgwbbxnkdxehexacxm/Build/Products/Debug->iphonesimulator/iNROMockUp5.app/iNROMockUp5build/Objects-normal/i386/iNROMockUp5.LinkFileList -mmacosx->version-min=10.6 -Xlinker -objc_abi_version -Xlinker 2 -lsqlite3 -lsqlite3.0 -framework >MapKit -framework UIKit -framework Foundation -framework CoreGraphics -o >/ Users/gmi/Library/Developer/Xcode/DerivedData/iNROMockUp5->gjmgpakyszrgwbbxnkdxehexacxm/Build/Products/Debug->iphonesimulator/iNROMockUp5.app/iNROMockUp5build/Objects-normal/i386/iNROMockUp5.LinkFileList -mmacosx->version-min=10.6 -Xlinker -objc_abi_version -Xlinker 2 -lsqlite3 -lsqlite3.0 -framework >MapKit -framework UIKit -framework Foundation -framework CoreGraphics -o >/ Users/gmi/Library/Developer/Xcode/DerivedData/iNROMockUp5->gjmgpakyszrgwbbxnkdxehexacxm/Build/Products/Debug->iphonesimulator/iNROMockUp5.app/iNROMockUp5
ld：在/Users/gmi/Library/Developer/Xcode/DerivedData/iNROMockUp5->gjmgpakyszrgwbbxnkdxehexacxm/Build/Intermediates/iNROMockUp5.build/Debug->iphonesimulator/iNROMockUp5.build/Objects-normal/i386/fmdb.o中重复符号_main和 >/Users/gmi/Library/Developer/Xcode/DerivedData/iNROMockUp5->gjmgpakyszrgwbbxnkdxehexacxm/Build/Intermediates/iNROMockUp5.build/Debug->iphonesimulator/iNROMockUp5.build/Objects-normal/i386/main.o 架构 i386 collect2 ：ld返回1退出状态命令/Developer/Platforms/iPhoneSimulator.platform/Developer/usr/bin/llvm-gcc-4.2失败>退出代码1
ld：在/Users/gmi/Library/Developer/Xcode/DerivedData/iNROMockUp5->gjmgpakyszrgwbbxnkdxehexacxm/Build/Intermediates/iNROMockUp5.build/Debug->iphonesimulator/iNROMockUp5.build/Objects-normal/i386/fmdb.o中重复符号_main和 >/Users/gmi/Library/Developer/Xcode/DerivedData/iNROMockUp5->gjmgpakyszrgwbbxnkdxehexacxm/Build/Intermediates/iNROMockUp5.build/Debug->iphonesimulator/iNROMockUp5.build/Objects-normal/i386/main.o 架构 i386
命令 /Developer/Platforms/iPhoneSimulator.platform/Developer/usr/bin/llvm-gcc-4.2 失败，退出代码为 1