What is that bug in ios?


#1

here is the video when i click back it’s normal but when i swipe to right in ios it give a bug
my config is here

  .state('login', {
      url: '/login',
         templateUrl: 'templates/login/login.html',
         controller: 'logincntrl'
  })
  .state('welcome', {
      url: '/welcome',
      templateUrl: 'templates/welcome/welcome.html',
      controller:'welcome'
  })
  .state('register', {
      url: '/register',
      templateUrl: 'templates/register/register.html',
      controller :'register'
  })

sorry for bad english