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Presenting Modal View Controller in iOS not working
- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
{
self.window = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
// Override point for customization after application launch.
self.viewController = [[[MainMenuViewController alloc] initWithNibName:@"MainMenuViewController" bundle:nil] autorelease];

self.window.rootViewController = self.viewController;
[self.window makeKeyAndVisible];
return YES;
}

LoginViewController * loginViewController = [[LoginViewController alloc]initWithNibName:@"LoginViewController" bundle:nil];
   [self.modalViewController presentModalViewController:loginViewController animated:YES];
NSLog(@"HE::P");

[self presentModalViewController:loginViewController animated:YES];