ded.php

<?php require_once 'Raven/Autoloader.php';
Raven_Autoloader::register();
$client = new Raven_Client('https://fd5806bcff3c42dca0e491a04a089ec5:9399eddf5cf64ca39f23c2380b6de8b3@app.getsentry.com/57589');
$error_handler = new Raven_ErrorHandler($client);
$error_handler->registerExceptionHandler();
$error_handler->registerErrorHandler();
$error_handler->registerShutdownFunction();

// The error is with the $client line.
// Fatal error: Class 'Raven_Client' not found in /var/www/wordpress/notfound/gmusic/int/raven.php on line 3