【发布时间】:2013-11-30 03:51:46
【问题描述】:
我已开始向我的应用程序添加核心数据。我创建了名为 Assets 的实体并定义了它的四个属性,然后为 NSManagedObject 创建了 Asset.h 和 Asset.m 文件。现在我收到以下错误,而在此之前我的应用程序工作正常
Ld /Users/Omer/Library/Developer/Xcode/DerivedData/LoginTest-enoqygjnncuapjescysdafbighag/Build/Products/Debug-iphonesimulator/LoginTest.app/LoginTest normal i386
cd /Users/Omer/Desktop/Docs/LoginTest
setenv MACOSX_DEPLOYMENT_TARGET 10.6
setenv PATH "/Developer/Platforms/iPhoneSimulator.platform/Developer/usr/bin:/Developer/usr/bin:/usr/bin:/bin:/usr/sbin:/sbin"
/Developer/Platforms/iPhoneSimulator.platform/Developer/usr/bin/clang -arch i386 -isysroot /Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator5.0.sdk -L/Users/Omer/Library/Developer/Xcode/DerivedData/LoginTest-enoqygjnncuapjescysdafbighag/Build/Products/Debug-iphonesimulator -L/Users/Omer/Desktop/Docs/LoginTest/ZBarSDK -F/Users/Omer/Library/Developer/Xcode/DerivedData/LoginTest-enoqygjnncuapjescysdafbighag/Build/Products/Debug-iphonesimulator -filelist /Users/Omer/Library/Developer/Xcode/DerivedData/LoginTest-enoqygjnncuapjescysdafbighag/Build/Intermediates/LoginTest.build/Debug-iphonesimulator/LoginTest.build/Objects-normal/i386/LoginTest.LinkFileList -mmacosx-version-min=10.6 -Xlinker -objc_abi_version -Xlinker 2 -Xlinker -no_implicit_dylibs -D__IPHONE_OS_VERSION_MIN_REQUIRED=50000 -liconv -framework QuartzCore -framework CoreVideo -framework CoreMedia -framework AVFoundation -framework MapKit -framework CoreLocation -lz -framework CoreGraphics -framework MobileCoreServices -framework SystemConfiguration -framework CFNetwork -framework Foundation -framework UIKit -lzbar -o /Users/Omer/Library/Developer/Xcode/DerivedData/LoginTest-enoqygjnncuapjescysdafbighag/Build/Products/Debug-iphonesimulator/LoginTest.app/LoginTest
Undefined symbols for architecture i386:
"_OBJC_METACLASS_$_NSManagedObject", referenced from:
_OBJC_METACLASS_$_Asset in Asset.o
"_OBJC_CLASS_$_NSManagedObject", referenced from:
_OBJC_CLASS_$_Asset in Asset.o
ld: symbol(s) not found for architecture i386
clang: error: linker command failed with exit code 1 (use -v to see invocation)
【问题讨论】:
-
你有两个同名的类,即:- Asset 吗?
-
嘿,你是对的,有 2 个同名的类,但现在当我删除这些文件时,我收到 2 个错误,请检查我编辑过的问题
标签: iphone objective-c ios