Strange receiver/selector errors from numberOfSectionsInTableView iPhone SDK reported from Flurry...

uncaught exception 'NSInvalidArgumentException' error during runtime...

Reachability error when switching from Wifi to Cellular in Swift...

Xcode 7.2 and NSTimer throws uncaught exception...

terminating with uncaught exception of type NSException error...

Unrecognized selector with array objects....

UISearchBar in a UIViewController crashing...

iOS app crashes when changing views...

Why do I get the error "Unrecognized selector sent to instance error"...

Using UIAppearance with a subclass of UIBarButtonItem is causing unrecognized selector being sent to...

Opening a Link to Safari Using a Button Swift App Crashing?...

Unrecognized selector error when I tap a button...

Can't log my t setAccessToken...

Error message when launching my app...

Swift 2 - Sigabrt Error...

Why does inserting navigation create unrecognized selector sent?...

NSDateFormatter dateFromString on null Values...

Objective-C: Diagnosing unrecognized selector error...

UITableViewController UINavigationController...

Why is iOS sending memory warning to deallocated objects, causing my app to crash?...

[NSDecimalNumber Length]:unrecognized selector sent to instance...

UIDocumentInteractionController: unrecognized selector sent to instance...

Separate a String By Semicolon...

JSON - fetch JSON Data into data model...

iOS 9 crash when presenting UIActivityViewController : [UIView _fromWindowOrientation] unrecognized ...

unrecognized selector sent to instance thrown in a strange way...

swift IBAction on button with two classes...

save image in nsuserdeafult from image picker and get other view controller...

Why would iOS try to call rangeOfCharacterFromSet: on an NSIndexPath?...

[UILabel numberOfComponentsInPickerView:]: unrecognized selector sent to instance ...]...