query: UIPickerView NSUnknownKeyException
positive_passages.docid: 7456
positive_passages.text: Xcode - How to fix 'NSUnknownKeyException', reason: … this class is not key value coding-compliant for the key X" error?
negative_passages.docid: 111507
negative_passages.text: How to specify a group when displaying an ABPeoplePickerNavigationController
negative_passages.docid: 69623
negative_passages.text: exclude subview from UITapGestureRecognizer
negative_passages.docid: 75907
negative_passages.text: Are dependent picklists supported in Lightning Components?
negative_passages.docid: 28797
negative_passages.text: "Unknown class  in Interface Builder file" error at runtime
negative_passages.docid: 126839
negative_passages.text: iPhone app crash [__NSCFString objectForKey:] unrecognized selector sent to instance
negative_passages.docid: 9317
negative_passages.text: Why do I get this error when I try to pass a parameter in NSURL in iOS app?
negative_passages.docid: 42025
negative_passages.text: App crashes when tapping the back button, immediately after tapping "Favourite"
negative_passages.docid: 99096
negative_passages.text: iOS7 - Setting selectedIndex of UITabBarController breaks touch events along right-hand edge of screen?
negative_passages.docid: 122578
negative_passages.text: __NSArrayM insertObject:atIndex:]; object cannot be nil
negative_passages.docid: 23497
negative_passages.text: UIPinchGestureRecognizer position the pinched view between the two fingers
negative_passages.docid: 136278
negative_passages.text: How can my iPhone Objective-C code get notified of Javascript errors in a UIWebView?
negative_passages.docid: 78212
negative_passages.text: [__NSCFDictionary objectAtIndex:]: unrecognized selector sent to instance
negative_passages.docid: 141451
negative_passages.text: How should I handle a failure in an init: method in Objective-C?
negative_passages.docid: 65589
negative_passages.text: How will I be able to remove [NSNull Null] objects from NSMutableArray?
negative_passages.docid: 58309
negative_passages.text: Error: unrecognized selector sent to instance
negative_passages.docid: 56098
negative_passages.text: NSInvalidUnarchiveOperationException: Could not instantiate class named NSLayoutConstraint