Class 'Symfony\Component\Debug\ExceptionHandler' not found in Laravel
<p>While trying to access>> <a href="http://localhost:phpmyadmin" rel="nofollow">http://localhost:phpmyadmin</a> It's showing following Error.</p>

<blockquote>
  <p>Fatal error: Class 'Symfony\Component\Debug\ExceptionHandler' not
  found in</p>
  
  <p>C:\xampp\htdocs\laravel_blog\vendor\laravel\framework\src\Illuminate\Exception\ExceptionServiceProvider.php
  on line 68</p>
</blockquote>

<pre><code>Open: C:\xampp\htdocs\laravel\bootstrap\compiled.php
        if (!is_null($route)) {
            return $route-&gt;bind($request);
        }
        $others = $this-&gt;checkForAlternateVerbs($request);
        if (count($others) &gt; 0) {
            return $this-&gt;getOtherMethodsRoute($request, $others);
        }
        throw new NotFoundHttpException();
    }
    protected function checkForAlternateVerbs($request)
</code></pre>

<p>I have updated the composer. Still showing the error.</p>

<p>How do I resolve it?</p>