Xcodeからこのメッセージがあります
Ld /Users/myUsername/Library/Developer/Xcode/DerivedData/myApp-gqsubryokdmrjmczxeqypzcgpths/Build/Intermediates/myApp.build/Debug-iphoneos/myApp.build/Objects-normal/armv7/myApp normal armv7
cd /Users/myUsername/Documents/_IPAD/myApp
setenv IPHONEOS_DEPLOYMENT_TARGET 4.3
setenv PATH "/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.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 armv7 -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS6.0.sdk -L/Users/myUsername/Library/Developer/Xcode/DerivedData/myApp-gqsubryokdmrjmczxeqypzcgpths/Build/Products/Debug-iphoneos -F/Users/myUsername/Library/Developer/Xcode/DerivedData/myApp-gqsubryokdmrjmczxeqypzcgpths/Build/Products/Debug-iphoneos -filelist /Users/myUsername/Library/Developer/Xcode/DerivedData/myApp-gqsubryokdmrjmczxeqypzcgpths/Build/Intermediates/myApp.build/Debug-iphoneos/myApp.build/Objects-normal/armv7/myApp.LinkFileList -dead_strip -fobjc-arc -fobjc-link-runtime -miphoneos-version-min=4.3 -framework AudioToolbox -framework SystemConfiguration -framework QuartzCore -framework OpenAL -framework CoreGraphics -framework CFNetwork -framework MessageUI -framework CoreData -framework AVFoundation -framework StoreKit -framework UIKit -framework Foundation -o /Users/myUsername/Library/Developer/Xcode/DerivedData/myApp-gqsubryokdmrjmczxeqypzcgpths/Build/Intermediates/myApp.build/Debug-iphoneos/myApp.build/Objects-normal/armv7/myApp
Undefined symbols for architecture armv7:
"_OBJC_CLASS_$_ViewController", referenced from:
objc-class-ref in AppDelegate.o
ld: symbol(s) not found for architecture armv7
clang: error: linker command failed with exit code 1 (use -v to see invocation)
正確には何が見つかりませんか?何かが見つからなかったと言っている場合、これはどこで見つからないものを探していますか?言い換えれば、xcodeが何かを検索している場合、どこか、どこで、何を検索しているのでしょうか。