Weird white space between navigationBar and statusBar when autorotate

Question

Hi All:

http://www.gamememore.com/li/iphone_q/left.png

Now I am try to use UITabBarController to create my app

When I first launch the app, the default screen is portrait and it works fine But when the phone rotate to left,there will be a white bar on the top of scrren

I don't know the root cause,anyone can give me the comments how to solve

Answer 1

http://stackoverflow.com/questions/1041060/iphone-weird-space-at-the-top-of-uinavigationcontroller