swift开发问题求解：“Thread 1:signal SIGABRT“

Question

错误代码如下（已删去注释）：
import UIKit

@UIApplicationMain

class AppDelegate: UIResponder, UIApplicationDelegate { ／／这一行报错。

var window: UIWindow?

func application(application: UIApplication, didFinishLaunchingWithOptions launchOptions: [NSObject: AnyObject]?) -> Bool {

return true

}

func applicationWillResignActive(application: UIApplication) {

}

func applicationDidEnterBackground(application: UIApplication) {

}

func applicationWillEnterForeground(application: UIApplication) {

}

func applicationDidBecomeActive(application: UIApplication) {

}

func applicationWillTerminate(application: UIApplication) {

}

}

Answer 1

同求答案，很奇怪的一个情况是这个地方从未动过，当其他地方添加了某些代码报此错误后，注释掉添加的代码，这个报错依然会存在。不过有些英文的论坛什么的说的是xcode6的一个bug，追问

谢谢，问题已解决，重装了Xcode.