title: UILocalNotification crashes my application when I start it
body: <p>I can enable an <code>UILocalNotification</code> in my application, I proceed like this:</p>
  
  <p>in my <code>UIViewController</code></p>
  
  <pre><code>if(_endDate){    
          UILocalNotification *localNotif = [[UILocalNotification alloc] init];
          if (localNotif == nil)
              return;
          localNotif.fireDate = _endDate;
          localNotif.timeZone = [NSTimeZone defaultTimeZone];
  
          localNotif.alertBody = @"go";
          localNotif.soundName = UILocalNotificationDefaultSoundName;
          localNotif.applicationIconBadgeNumber = 1;
  
          [[UIApplication sharedApplication] scheduleLocalNotification:localNotif];
      }
  </code></pre>
  
  <p>in <code>Appdelegate</code>:</p>
  
  <pre><code>-(void)application:(UIApplication *)application didReceiveLocalNotification:(UILocalNotification *)notification{
      application.applicationIconBadgeNumber = 0;
  }
  </code></pre>
  
  <p>When the notification appears, I launch the app, I enter into the delegate correctly but after that, the application crash.</p>
  
  <p>I work in IO6</p>
  
  <p>Can you help me ?</p>