iphone - UITabbarController + UINavigationController creating issue for push and pop -

in iphone application using uitabbarcontroller + uinavigationcontroller, created in appdelegate.

my issue follows:

on screen- have tableview. when 1 selects cell pushing controller screen-b. without poping if select tab tabbar, view gets refreshed navigationbar not getting refreshed. displays navigationbar of screen-bscreen-b.

spent hours on searching solution issue on google failed.

used below code nothing seems solve issue:

- (void)tabbarcontroller:(uitabbarcontroller *)tabbarcontroller didselectviewcontroller:(uiviewcontroller *)viewcontroller     {         if ([viewcontroller iskindofclass:[uinavigationcontroller class]])         {             [viewcontroller.navigationcontroller poptorootviewcontrolleranimated:no];         }     } 

any appriciated.

try in appdelegate

uinavigationcontroller *screen1=[[uinavigationcontroller alloc] initwithrootviewcontroller:controller1];  uinavigationcontroller *bscreen=[[uinavigationcontroller alloc] initwithrootviewcontroller:controller2];  nsarray *tabbararray=[[nsarray alloc] initwithobjects: screen1,bscreen,nil];   self.tabcontrollerobj.viewcontrollers=allviewcontrollers; 

and make tabbar root viewcontroller of window