Undefined symbols for architecture i386: "_SCNetworkReachabilitySetCallback"

Question

I use xcode4, on a openglES project i have added code for in-app purchase from the tutorial: http://www.raywenderlich.com/2797/introduction-to-in-app-purchases

i have added SystemConfiguration.framework but this errors occurs:

Ld /Users/Eros/Library/Developer/Xcode/DerivedData/blatest-acmdklrqungznggpjewgxuxqsvwo/Build/Products/Debug-iphonesimulator/blatest.app/blatest normal i386     cd /Users/Eros/Desktop/blatestDB     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/gcc-4.2 -arch i386 -isysroot /Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator4.3.sdk -L/Users/Eros/Library/Developer/Xcode/DerivedData/blatest-acmdklrqungznggpjewgxuxqsvwo/Build/Products/Debug-iphonesimulator -F/Users/Eros/Library/Developer/Xcode/DerivedData/blatest-acmdklrqungznggpjewgxuxqsvwo/Build/Products/Debug-iphonesimulator -F/Users/Eros/Desktop/blatestDB -filelist /Users/Eros/Library/Developer/Xcode/DerivedData/blatest-acmdklrqungznggpjewgxuxqsvwo/Build/Intermediates/blatest.build/Debug-iphonesimulator/SLQTSOR.build/Objects-normal/i386/blatest.LinkFileList -mmacosx-version-min=10.6 -Xlinker -objc_abi_version -Xlinker 2 -framework Foundation -framework UIKit -framework OpenGLES -framework QuartzCore -framework AVFoundation -framework AudioToolbox -framework CoreAudio -framework CoreGraphics -framework OpenAL -lz -framework MediaPlayer -framework AVFoundation -framework GameKit -framework StoreKit -o /Users/Eros/Library/Developer/Xcode/DerivedData/blatest-acmdklrqungznggpjewgxuxqsvwo/Build/Products/Debug-iphonesimulator/blatest.app/blatest  Undefined symbols for architecture i386:   "_SCNetworkReachabilitySetCallback", referenced from:       -[Reachability startNotifier] in Reachability.o   "_SCNetworkReachabilityScheduleWithRunLoop", referenced from:       -[Reachability startNotifier] in Reachability.o   "_SCNetworkReachabilityUnscheduleFromRunLoop", referenced from:       -[Reachability stopNotifier] in Reachability.o   "_SCNetworkReachabilityGetFlags", referenced from:       -[Reachability currentReachabilityStatus] in Reachability.o       -[Reachability connectionRequired] in Reachability.o   "_SCNetworkReachabilityCreateWithName", referenced from:       +[Reachability reachabilityWithHostName:] in Reachability.o   "_SCNetworkReachabilityCreateWithAddress", referenced from:       +[Reachability reachabilityWithAddress:] in Reachability.o ld: symbol(s) not found for architecture i386 collect2: ld returned 1 exit status 

if i delete framework reference the error is the same. adding again nothing happens... in -Xlinker 2 -framework Foundation -framework UIKit [...] should i see "-framework SystemConfiguration" right? why is not there? do anyone has ideas?

pulling up the framework from the project->build phases->link binary with library making it the first framework i have this erros:

Ld /Users/Eros/Library/Developer/Xcode/DerivedData/blatest-acmdklrqungznggpjewgxuxqsvwo/Build/Products/Debug-iphonesimulator/blatest.app/blatest normal i386     cd /Users/Eros/Desktop/blatestDB     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/gcc-4.2 -arch i386 -isysroot /Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator4.3.sdk -L/Users/Eros/Library/Developer/Xcode/DerivedData/blatest-acmdklrqungznggpjewgxuxqsvwo/Build/Products/Debug-iphonesimulator -F/Users/Eros/Library/Developer/Xcode/DerivedData/blatest-acmdklrqungznggpjewgxuxqsvwo/Build/Products/Debug-iphonesimulator -F/Users/Eros/Desktop/blatestDB -filelist /Users/Eros/Library/Developer/Xcode/DerivedData/blatest-acmdklrqungznggpjewgxuxqsvwo/Build/Intermediates/blatest.build/Debug-iphonesimulator/SLQTSOR.build/Objects-normal/i386/blatest.LinkFileList -mmacosx-version-min=10.6 -Xlinker -objc_abi_version -Xlinker 2 -framework SystemConfiguration -framework Foundation -framework UIKit -framework OpenGLES -framework QuartzCore -framework AVFoundation -framework AudioToolbox -framework CoreAudio -framework CoreGraphics -framework OpenAL -lz -framework MediaPlayer -framework AVFoundation -framework GameKit -framework StoreKit -o /Users/Eros/Library/Developer/Xcode/DerivedData/blatest-acmdklrqungznggpjewgxuxqsvwo/Build/Products/Debug-iphonesimulator/blatest.app/blatest  ld: warning: ignoring file /Users/Eros/Desktop/blatestDB/SystemConfiguration.framework/SystemConfiguration, missing required architecture i386 in file Undefined symbols for architecture i386:   "_SCNetworkReachabilitySetCallback", referenced from:       -[Reachability startNotifier] in Reachability.o   "_SCNetworkReachabilityScheduleWithRunLoop", referenced from:       -[Reachability startNotifier] in Reachability.o   "_SCNetworkReachabilityUnscheduleFromRunLoop", referenced from:       -[Reachability stopNotifier] in Reachability.o   "_SCNetworkReachabilityGetFlags", referenced from:       -[Reachability currentReachabilityStatus] in Reachability.o       -[Reachability connectionRequired] in Reachability.o   "_SCNetworkReachabilityCreateWithName", referenced from:       +[Reachability reachabilityWithHostName:] in Reachability.o   "_SCNetworkReachabilityCreateWithAddress", referenced from:       +[Reachability reachabilityWithAddress:] in Reachability.o ld: symbol(s) not found for architecture i386 collect2: ld returned 1 exit status 

SystemConfiguration is there, the error still there... what can it be? thanks

Answer 1

found it! i have copied the SystemConfiguration.framework into my project folder (checking the box when i added from xcode). deleting that folder in my project now compiles well