Storyboard doesn't contain a

reason: 'Storyboard () doesn't contain a view controller with identifier 'UITableViewController-LUI-mF-sZ9''

解决办法：删掉模拟器or手机上的程序，xcode也清下缓存。

http://stackoverflow.com/questions/25434755/storyboard-exception-storyboard-doesnt-contain-a-view-controller-with-identif