title: How customise log file on Yii Framework?
body: <p>I am trying to handle errors on my website. I logs each error in my log files, but I would like to know how to customize the message that is recorded in the log file.</p>
  
  <p>For now, I get this message:</p>
  
  <blockquote>
    <p>2013/09/30 10:08:59 [error] [exception.CException] exception
    'CException' with message 'Error test' in
    myDomain.com\protected\controllers\SiteController.php:234</p>
  </blockquote>
  
  <p>Can you help me?</p>