title: Apple Mach-O Linker errors and I don't know what to do
body: <p>I cannot compile my project for the device or simulator anymore. I get 13 Apple Mach-O-Linker errors. It all started after I failed attempt to use sharekit. Here is the log from the error:</p>
  
  <pre><code>ld: warning: directory not found for option '-F/Users/bbrandy95/Documents/Broken Brandsonic Web Projects/Brandsonic Web mobile/../../Downloads/0.2.1gm1/iphoneos4.0/System/Library/Frameworks'
  Undefined symbols for architecture armv7:
    "_OBJC_CLASS_$_NSURLRequest", referenced from:
        objc-class-ref in Brandsonic_Web_mobileAppDelegate.o
        objc-class-ref in Brandsonic_Web_mobileViewController.o
    "_OBJC_CLASS_$_NSAutoreleasePool", referenced from:
        objc-class-ref in main.o
    "_objc_msgSendSuper2", referenced from:
        -[Brandsonic_Web_mobileAppDelegate dealloc] in Brandsonic_Web_mobileAppDelegate.o
        -[Brandsonic_Web_mobileViewController didReceiveMemoryWarning] in Brandsonic_Web_mobileViewController.o
        -[Brandsonic_Web_mobileViewController dealloc] in Brandsonic_Web_mobileViewController.o
    "_objc_setProperty", referenced from:
        -[Brandsonic_Web_mobileAppDelegate setWindow:] in Brandsonic_Web_mobileAppDelegate.o
        -[Brandsonic_Web_mobileAppDelegate setViewController:] in Brandsonic_Web_mobileAppDelegate.o
    "__objc_empty_vtable", referenced from:
        _OBJC_CLASS_$_Brandsonic_Web_mobileAppDelegate in Brandsonic_Web_mobileAppDelegate.o
        _OBJC_METACLASS_$_Brandsonic_Web_mobileAppDelegate in Brandsonic_Web_mobileAppDelegate.o
        _OBJC_CLASS_$_Brandsonic_Web_mobileViewController in Brandsonic_Web_mobileViewController.o
        _OBJC_METACLASS_$_Brandsonic_Web_mobileViewController in Brandsonic_Web_mobileViewController.o
        _OBJC_METACLASS_$_SecondView in SecondView.o
        _OBJC_CLASS_$_SecondView in SecondView.o
    "_objc_msgSend", referenced from:
        _main in main.o
        -[Brandsonic_Web_mobileAppDelegate application:didFinishLaunchingWithOptions:] in Brandsonic_Web_mobileAppDelegate.o
        -[Brandsonic_Web_mobileAppDelegate dealloc] in Brandsonic_Web_mobileAppDelegate.o
        -[Brandsonic_Web_mobileAppDelegate GOOGLE] in Brandsonic_Web_mobileAppDelegate.o
        -[Brandsonic_Web_mobileAppDelegate YOUTUBE] in Brandsonic_Web_mobileAppDelegate.o
        -[Brandsonic_Web_mobileAppDelegate WIKI] in Brandsonic_Web_mobileAppDelegate.o
        -[Brandsonic_Web_mobileViewController webView:shouldStartLoadWithRequest:navigationType:] in Brandsonic_Web_mobileViewController.o
        ...
    "__objc_empty_cache", referenced from:
        _OBJC_CLASS_$_Brandsonic_Web_mobileAppDelegate in Brandsonic_Web_mobileAppDelegate.o
        _OBJC_METACLASS_$_Brandsonic_Web_mobileAppDelegate in Brandsonic_Web_mobileAppDelegate.o
        _OBJC_CLASS_$_Brandsonic_Web_mobileViewController in Brandsonic_Web_mobileViewController.o
        _OBJC_METACLASS_$_Brandsonic_Web_mobileViewController in Brandsonic_Web_mobileViewController.o
        _OBJC_METACLASS_$_SecondView in SecondView.o
        _OBJC_CLASS_$_SecondView in SecondView.o
    "_OBJC_CLASS_$_NSObject", referenced from:
        _OBJC_CLASS_$_Brandsonic_Web_mobileAppDelegate in Brandsonic_Web_mobileAppDelegate.o
    "___CFConstantStringClassReference", referenced from:
        CFString in Brandsonic_Web_mobileAppDelegate.o
        CFString in Brandsonic_Web_mobileAppDelegate.o
        CFString in Brandsonic_Web_mobileAppDelegate.o
        CFString in Brandsonic_Web_mobileViewController.o
        CFString in Brandsonic_Web_mobileViewController.o
        CFString in Brandsonic_Web_mobileViewController.o
        CFString in Brandsonic_Web_mobileViewController.o
        ...
    "_OBJC_CLASS_$_NSKeyedUnarchiver", referenced from:
        objc-class-ref in Brandsonic_Web_mobileViewController.o
    "_OBJC_CLASS_$_NSUserDefaults", referenced from:
        objc-class-ref in Brandsonic_Web_mobileViewController.o
    "_OBJC_CLASS_$_NSURL", referenced from:
        objc-class-ref in Brandsonic_Web_mobileAppDelegate.o
        objc-class-ref in Brandsonic_Web_mobileViewController.o
    "_OBJC_METACLASS_$_NSObject", referenced from:
        _OBJC_METACLASS_$_Brandsonic_Web_mobileAppDelegate in Brandsonic_Web_mobileAppDelegate.o
        _OBJC_METACLASS_$_Brandsonic_Web_mobileViewController in Brandsonic_Web_mobileViewController.o
        _OBJC_METACLASS_$_SecondView in SecondView.o
  ld: symbol(s) not found for architecture armv7
  clang: error: linker command failed with exit code 1 (use -v to see invocation)
  '
  </code></pre>
  
  <p>How do I fix this? Please help.</p>