title: Failed opening required 'vendor/autoload.php' error when trying require_once('vendor/autoload.php');
body: <p>Trying to get Stripe library up and running. Get failed opening required 'vendor/autoload.php' error.</p>
  
  <p>autoload.php is there in /vendor</p>
  
  <p>ran composer update, then composer install , didn't help.</p>
  
  <p><strong>config.php</strong></p>
  
  <pre><code>    &lt;?php
  
  require_once('vendor/autoload.php');
  
      $stripe = array(
        "secret_key"      =&gt; "XXXXXXXXXXXXXXXXXXXXXX",
        "publishable_key" =&gt; "XXXXXXXXXXXXXXXXXXXXXX"
      );
  
      \Stripe\Stripe::setApiKey($stripe['secret_key']);
  
  ?&gt;
  </code></pre>
  
  <p><strong>autoload.php</strong></p>
  
  <pre><code>&lt;?php
  
  // autoload.php @generated by Composer
  
      require_once __DIR__ . '/composer' . '/autoload_real.php';
  
      return ComposerAutoloaderInit18eff69591fc6597a849a05ec4932261::getLoader();
  </code></pre>