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剛剛從xcode 4.1更新到4.3，因爲我需要一些功能。但是現在我的一箇舊程序不再工作了。它並不複雜，並不需要和在Xcode 4.1鏈接錯誤4.3 ios
這裏是我的錯誤的其他框架：
Ld "/Users/rickvugts/Library/Developer/Xcode/DerivedData/myappname-gzvclbdfiudwvlbjjxtyfixndpkd/Build/Products/Debug-iphonesimulator/xxxx.app/xxxx" normal i386
cd "/Users/xxxx/Documents/Development/Mobile/xxxx/v2"
setenv MACOSX_DEPLOYMENT_TARGET 10.6
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/iPhoneSimulator5.0.sdk
-L/Users/xxxx/Library/Developer/Xcode/DerivedData/myappname-gzvclbdfiudwvlbjjxtyfixndpkd/Build/Products/Debug-iphonesimulator
-F/Users/xxxx/Library/Developer/Xcode/DerivedData/myappname-gzvclbdfiudwvlbjjxtyfixndpkd/Build/Products/Debug-iphonesimulator
-filelist "/Users/xxx/Library/Developer/Xcode/DerivedData/myappname-gzvclbdfiudwvlbjjxtyfixndpkd/Build/Intermediates/xxx.build/Debug-iphonesimulator/xxxxr.build/Objects-normal/i386/xxxx.LinkFileList"
-mmacosx-version-min=10.6 -Xlinker -objc_abi_version -Xlinker 2 -Xlinker -no_implicit_dylibs -D__IPHONE_OS_VERSION_MIN_REQUIRED=40300 -framework UIKit -framework Foundation -framework CoreGraphics -o "/Users/xxxx/Library/Developer/Xcode/DerivedData/myappname-gzvclbdfiudwvlbjjxtyfixndpkd/Build/Products/Debug-iphonesimulator/xxx.app/xxxx"
Undefined symbols for architecture i386: "_gGeboorteDatum", referenced from:
-[myappnameAppDelegate application:didFinishLaunchingWithOptions:] in myappnameAppDelegate.o
-[myappnameAppDelegate dealloc] in myappnameAppDelegate.o
-[myappnameViewController touchesBegan:withEvent:] in myappnameViewController.o
-[myResults viewDidLoad] in myResults.o
-[myappnameAppDelegate application:didFinishLaunchingWithOptions:] in myappnameAppDelegate.o
-[myappnameAppDelegate dealloc] in myappnameAppDelegate.o
-[myappnameViewController touchesBegan:withEvent:] in myappnameViewController.o
-[myResults viewDidLoad] in myResults.o
-[myappnameAppDelegate application:didFinishLaunchingWithOptions:] in myappnameAppDelegate.o
-[myappnameAppDelegate dealloc] in myappnameAppDelegate.o
-[myappnameViewController touchesBegan:withEvent:] in myappnameViewController.o
-[myResults viewDidLoad] in myResults.o ld: symbol(s) not found for architecture i386 clang: error: linker command failed with exit code 1 (use -v to see invocation)
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"_gGeboorteDatum", referenced from:
-[myappnameAppDelegate application:didFinishLaunchingWithOptions:] in myappnameAppDelegate.o
-[myappnameAppDelegate dealloc] in myappnameAppDelegate.o
-[myappnameViewController touchesBegan:withEvent:] in myappnameViewController.o
-[myResults viewDidLoad] in myResults.o
-[myappnameAppDelegate application:didFinishLaunchingWithOptions:] in myappnameAppDelegate.o
-[myappnameAppDelegate dealloc] in myappnameAppDelegate.o
-[myappnameViewController touchesBegan:withEvent:] in myappnameViewController.o
-[myResults viewDidLoad] in myResults.o
-[myappnameAppDelegate application:didFinishLaunchingWithOptions:] in myappnameAppDelegate.o
-[myappnameAppDelegate dealloc] in myappnameAppDelegate.o
-[myappnameViewController touchesBegan:withEvent:] in myappnameViewController.o
-[myResults viewDidLoad] in myResults.o
Symbol(s) not found for architecture i386
Clang: error: linker command failed with exit code 1 (use -v to see invocation)
哪裏myappname是應用程序和myResults的名稱是第二個屏幕。
我已經將「僅建立活動架構」設置爲「是」，但這並沒有成功。
gGeboortatum是一個全局NSDate變量。我只是將它從NSString更改爲NSDate。