cocoa touch - UINavigationController with TTNavigator -

i using uinavigationcontroller in appdelegate basis views , using ttnavgitor antother flow starting tttableviewcontroller.

when use ttnavigator reason have 2 problems:

1. after choose 1 of rows there no button in viewcontroller loaded
2. the transition not animated when selecting row in table

i using basis of three20 examples:

- (id)initwithnibname:(nsstring *)nibnameornil bundle:(nsbundle *)nibbundleornil {     if (self = [super initwithnibname:nibnameornil bundle:nibbundleornil]) {         self.title = @"settings";         self.navigationitem.backbarbuttonitem =         [[[uibarbuttonitem alloc] initwithtitle:@"settings" style:uibarbuttonitemstylebordered                                          target:nil action:nil] autorelease];           self.tableviewstyle = uitableviewstylegrouped;            ttnavigator* navigator = [ttnavigator navigator];         navigator.supportsshaketoreload = yes;         navigator.persistencemode = ttnavigatorpersistencemodenone;         navigator.window = self.view.window;              tturlmap* map = navigator.urlmap;         [map from:@"*" toviewcontroller:[ttwebcontroller class]];         [map from:@"tt://login" toviewcontroller:[logincontroller class]];       }     return self; } 

does has idea why have these problems? , how can solve fast without rewriting of code?