title: Laravel 4: Fatal error: Class 'Patchwork\Utf8\Bootup' not found in autoload.php
body: <p>I added <strong>"cviebrock/image-validator": "1.0.*"</strong> to <strong>require section</strong> of <strong>composer.json</strong>. After, I ran <strong>composer update</strong>, I am getting this Fatal error.</p>
  
  <p>:::ERROR:::</p>
  
  <pre><code>Fatal error: Class 'Patchwork\Utf8\Bootup' not found in F:\xampp\htdocs\project\
  bootstrap\autoload.php on line 46
  Script php artisan clear-compiled handling the post-update-cmd event returned wi
  th an error
  
  
  
    [RuntimeException]
    Error Output:
  
  
  
  update [--prefer-source] [--prefer-dist] [--dry-run] [--dev] [--no-dev] [--lock]
   [--no-plugins] [--no-custom-installers] [--no-scripts] [--no-progress] [--with-
  dependencies] [-v|vv|vvv|--verbose] [-o|--optimize-autoloader] [packages1] ... [
  packagesN]
  </code></pre>
  
  <p>:::END of ERROR:::</p>
  
  <p>:::COMPOSER.JSON Require section:::</p>
  
  <pre><code>"require": {
    "intervention/image": "2.*",
    "cviebrock/image-validator": "1.0.*"
  },
  </code></pre>
  
  <p>I need help in rectifying this fatal error.</p>
  
  <p>Thanks &amp; Regards,</p>
  
  <p>Michael Sangma</p>