title: Error in Laravel 5.1. method save
body: <p>Error while trying to save logs in Laravel 5.1. The code and screenshot of the error shown below.
  I do not know how to solve them if I appeal to you, I look forward to your help.</p>
  
  <pre><code>namespace App\Http\Controllers;
  
  use Illuminate\Http\Request;
  use App\Grup;
  use App\Http\Requests;
  use App\Http\Controllers\Controller;
  
  class ControllerGrupos extends Controller
  {
      public function agregar_Grupo(Requests $request)
      {
          $nom = $request-&gt;get('name');
  
          $des   = $request-&gt;get('descrition');
          $grup = new Grup();
  
  
          $grup-&gt;nombre      = $nom;
          $grup-&gt;descripcion = $des;
          $grup-&gt;save();
  
          return view('grupos.agregar_grupo');
      }
  
  }
  </code></pre>
  
  <h3>Error</h3>
  
  <p><a href="https://i.stack.imgur.com/cnV1T.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/cnV1T.png" alt="enter image description here"></a></p>
  
  <p><a href="https://i.stack.imgur.com/NtbMK.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/NtbMK.png" alt="enter image description here"></a></p>