점점 ADBannerView 오류 메시지

Question

내가 프로그래밍 내 아이폰 응용 프로그램에서 ADBannerView 만드는 오전

,

누군가가 나에게 말할 수있는, 그

내 콘솔에서이 메시지를 geeting있는 이유

,

ADBannerView: Unhandled error (no delegate or delegate does not implement didFailToReceiveAdWithError:): Error Domain=ADErrorDomain Code=3 "The operation couldn’t be completed. Ad inventory unavailable" UserInfo=0xb5328d0 {ADInternalErrorCode=3, NSLocalizedFailureReason=Ad inventory unavailable}

Answer 1

in .h file 
#import <iAd/iAd.h> 
@interface YOUR_FILE : UIViewController <ADBannerViewDelegate>{ 

ADBannerView *adView; 
} 

@property(nonatomic,retain)IBOutlet ADBannerView *adView; 

@end; 

i N하는 .m

-(void)viewDidLoad { 

... 
... 
... 
... 
    adView.delegate =self; 
    } 

-(void) bannerView:(ADBannerView *)banner didFailToReceiveAdWithError:(NSError *)error 
{ 
    NSLog(@"iAdBanner failed"); 


} 
-(void) bannerViewDidLoadAd:(ADBannerView *)banner 
{ 

    NSLog(@"iAdBanner loaded"); 



}