I find out the reason :
need change navigationController.navigationItem.rightBarButtonItem = anotherButton;
to: self.navigationItem.rightBarButtonItem = anotherButton;
Question
This is my code :
UINavigationController *navigationController = [[UINavigationController alloc] initWithRootViewController:vc];
UIBarButtonItem *anotherButton = [[UIBarButtonItem alloc] initWithTitle:@"RETURN" style:UIBarButtonItemStylePlain target:self action:@selector(refreshPropertyList:)];
navigationController.navigationItem.rightBarButtonItem = anotherButton;
[anotherButton release];
[IpadAppDelegate.stackController presentModalViewController:navigationController animated:YES];
Solution
I find out the reason :
need change navigationController.navigationItem.rightBarButtonItem = anotherButton;
to: self.navigationItem.rightBarButtonItem = anotherButton;