title: Attempted to load class "IntlTimeZone" from the global namespace
body: <p>When I installed first time symfony application it loudly failed with the error:</p>
  
  <pre><code>HTTP 500 Internal Server Error
  Attempted to load class "IntlTimeZone" from the global namespace.
  Did you forget a "use" statement?
  </code></pre>
  
  <p>How to fix it?</p>