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iOS Build a Simple iPhone App with Swift 2.0 View Controllers and Views Using IBAction to Execute Methods

Lana Wong
Lana Wong
3,968 Points

My code is not working

I copied everything on this video, but when I ran the code on simulator, Xcode took me to AppDelegate.Swift.

One part was highlighted in red

class AppDelegate: UIResponder, UIApplicationDelegate {

It said: Thread 1: signal SIGABRT

What does this mean? Thanks.