Symfony composer install - Uncaught Symfony\Component\Debug\Exception\ClassNotFoundException: Attempted to load class "SensioGeneratorBundle"
<p>Composer fails to install symfony in the production environment. Everything works fine in development. All permissions are fine.</p>

<pre><code>PHP Fatal error:  Uncaught Symfony\Component\Debug\Exception\ClassNotFoundException: Attempted to load class "SensioGeneratorBundle" from namespace "Sensio\Bundle\GeneratorBundle".
Did you forget a "use" statement for another namespace? in /home/ev/app/AppKernel.php:25
Stack trace:
#0 /home/ev/vendor/symfony/symfony/src/Symfony/Component/HttpKernel/Kernel.php(396): AppKernel-&gt;registerBundles()
#1 /home/ev/vendor/symfony/symfony/src/Symfony/Component/HttpKernel/Kernel.php(114): Symfony\Component\HttpKernel\Kernel-&gt;initializeBundles()
#2 /home/ev/vendor/symfony/symfony/src/Symfony/Bundle/FrameworkBundle/Console/Application.php(68): Symfony\Component\HttpKernel\Kernel-&gt;boot()
#3 /home/ev/vendor/symfony/symfony/src/Symfony/Component/Console/Application.php(118): Symfony\Bundle\FrameworkBundle\Console\Application-&gt;doRun(Object(Symfony\Component\Console\Input\ArgvInput), Object(Symfony\Component\Console\Output\ConsoleOutput))
#4 /home/ev/bin/console(27): Symfony\Component\Console\Application-&gt;run(Object(Symfony\Component\Console\Inp in /home/ev/app/AppKernel.php on line 25
</code></pre>

<p>This is line 25 of AppKernel.php:</p>

<pre><code>$bundles[] = new Sensio\Bundle\GeneratorBundle\SensioGeneratorBundle();
</code></pre>

<p>Any suggestions are welcome :)</p>