title: Laravel 5.4 403 Forbidden Error
body: <p>My front theme opened, there is no problem with that but it gives me this error when i opened admin theme... Here is my codes;</p>
  
  <p>Route file;</p>
  
  <pre><code>Route::prefix('admin')-&gt;group(function () {
  
  Route::get('/','AdminController@getIndex'); });
  </code></pre>
  
  <p>and controller;</p>
  
  <pre><code>public function getIndex(){
      return view('back.index'); }
  </code></pre>
  
  <p>Where do i make mistakes ?</p>