Why not find the template View [auth.navbar] not found?

Connected the admin area, trying to make a modification, but an error is returned:
View [auth.navbar] not found.

View [auth.navbar] not found. (View: C:\Users\sereg\Desktop\blog\vendor\laravelrus\sleepingowl\resources\views\default\_layout\inner.blade.php)

Admin/Widgets/NavigationUserBlock.php

<?php

namespace Admin\Widgets;

use AdminTemplate;
use SleepingOwl\Admin\Widgets\Widget;

class Widget extends NavigationUserBlock
{
 public function active()
{
 return true;
}

 public function toHtml()
{
 return view('admin::auth.navbar', [
 'user' => auth()->user()
])->render();
}

 public function template()
{
 return \AdminTemplate::getViewPath('_partials.header');
}

 public function block()
{
 return 'navbar.right';
}
}