Erreur d'intégration de Google Drive dans l'iphone

Question

J'ai créé une application IPhone et une bibliothèque de lecteurs google intégrée dans le projet et j'ai également défini le paramètre requis dans le paramètre de construction. Je "obtiens ci-dessous erreur lors de la compilation. S'il vous plaît quelqu'un peut me aider avec ce

#import "ViewController.h" 
#import "GTMOAuth2ViewControllerTouch.h" 
#import "GTLService.h" 
#import "GTLQueryDrive.h" 
#import "GTLDrive.h" 
#import "GDUTILITY.h" 


@implementation ViewController 



@synthesize authButton; @synthesize addMoreButton; @synthesize 
btnRefresh; 


@synthesize isAuthorized; @synthesize driveService; @synthesize 
driveFiles; 






#define kKeychainItemName111 @"GDDEMOTESTERNONARC: Google Drive" 

#define kClientId111 @"16458548056-efdl07vmtam1pa159ln9024gc239oted.apps.googleusercontent.com" 

#define kClientSecret111 @"yJU-avQu3Y0dlu3tL9ooLDRo" 






- (void)didReceiveMemoryWarning { 
    [super didReceiveMemoryWarning]; 
    // Release any cached data, images, etc that aren't in use. } 

#pragma mark - View lifecycle 

- (void)viewDidLoad { 
    [super viewDidLoad]; // Do any additional setup after loading the view, typically from a nib. 






    GTMOAuth2Authentication *auth =[GTMOAuth2ViewControllerTouch authForGoogleFromKeychainForName:kKeychainItemName111 
clientID:kClientId111 clientSecret:kClientSecret111]; 

    if ([auth canAuthorize]) 
    { 
     [self isAuthorizedWithAuthentication:auth]; 
    } 




    } 



- (GTLServiceDrive *)driveService { 
    static GTLServiceDrive *service = nil; 

    if (!service) 
    { 
     service = [[GTLServiceDrive alloc] init]; 

     // Have the service object set tickets to fetch consecutive pages 
     // of the feed so we do not need to manually fetch them. 
     service.shouldFetchNextPages = YES; 

     // Have the service object set tickets to retry temporary error conditions 
     // automatically. 
     service.retryEnabled = YES; 
    } 
    return service; } 



- (IBAction)authButtonMethos:(id)sender { 
    if (!self.isAuthorized) 
    { 
     // Sign in. 

     SEL finishedSelector = @selector(viewController:finishedWithAuth:error:); 

     GTMOAuth2ViewControllerTouch *authViewController =[[GTMOAuth2ViewControllerTouch alloc] initWithScope:kGTLAuthScopeDriveFile clientID:kClientId111 
clientSecret:kClientSecret111 keychainItemName:kKeychainItemName111 
delegate:self finishedSelector:finishedSelector];  


     [self presentModalViewController:authViewController  animated:YES]; 
    } 
    else 
    { 
     // Sign out 
     [GTMOAuth2ViewControllerTouch removeAuthFromKeychainForName:kKeychainItemName111]; 
     [[self driveService] setAuthorizer:nil]; 
     //  self.authButton.title = @"Sign in"; 
     self.isAuthorized = NO; 
     //  [self toggleActionButtons:NO]; 
     [self.driveFiles removeAllObjects]; 
    } 

    } 

- (void)viewController:(GTMOAuth2ViewControllerTouch *)viewController finishedWithAuth:(GTMOAuth2Authentication *)auth  error:(NSError *)error { 
    [self dismissModalViewControllerAnimated:YES]; 
    if (error == nil) 
    { 
     [self isAuthorizedWithAuthentication:auth]; 
    } } 


- (void)isAuthorizedWithAuthentication:(GTMOAuth2Authentication *)auth { 
    [[self driveService] setAuthorizer:auth]; 
    // self.authButton.title = @"Sign out"; 
    self.isAuthorized = YES; 
    // [self toggleActionButtons:YES]; 
    [self loadDriveFiles]; } 



- (void)loadDriveFiles { 



    GTLQueryDrive *query = [GTLQueryDrive queryForFilesList]; 
    query.q = @"mimeType = 'text/plain'"; 

    UIAlertView *alert = [GDUTILITY showLoadingMessageWithTitle:@"Loading files" 
                 delegate:self]; 
    [self.driveService executeQuery:query completionHandler:^(GTLServiceTicket *ticket, 
                   GTLDriveFileList *files, 
                   NSError *error) 
    { 
     [alert dismissWithClickedButtonIndex:0 animated:YES]; 

     if (error == nil) { 
      if (self.driveFiles == nil) 
      { 
       self.driveFiles = [[NSMutableArray alloc] init]; 
      } 
      [self.driveFiles removeAllObjects]; 
      [self.driveFiles addObjectsFromArray:files.items]; 
      //   [self.tableView reloadData]; 
     } 
     else 
     { 
      NSLog(@"An error occurred: %@", error); 
      [GDUTILITY showErrorMessageWithTitle:@"Unable to load files" 
              message:[error description] 
             delegate:self]; 
     } 
    }]; 

    NSLog(@"Click on the login button"); 
} 

Je suis en ce code sur simulator.So Je reçois ci-dessous erreur

ld: duplicate symbol _OBJC_METACLASS_$_GTLDriveAbout in 
    /Users/bcod/Library/Developer/Xcode/DerivedData/GoogleDDemo-frrwjztsgtylsxbmkifnctrxzjfh/Build/Intermediates/GoogleDDemo.build/Debug-iphonesimulator/GoogleDDemo.build/Objects-normal/i386/GTLDriveAbout.o 
    and 
    /Users/bcod/Library/Developer/Xcode/DerivedData/GoogleDDemo-frrwjztsgtylsxbmkifnctrxzjfh/Build/Intermediates/GoogleDDemo.build/Debug-iphonesimulator/GoogleDDemo.build/Objects-normal/i386/GTLDrive_Sources.o 
    for architecture i386 

Merci à l'avance

Answer 1

cours de référence multiples sont créés dans votre code.Please supprimer Google api tous les fichiers et ajouter de nouveau.

S'il vous plaît se référer ce lien, il vous aidera.

duplicate symbols for architecture i386