Fatal error: Uncaught InvalidArgumentException: The directory "/opt/sites/opera/app/cache/prod/annotations" is not writable. in /opt/sites/opera/vendor/doctrine/cache/lib/Doctrine/Common/Cache/FileCache.php:92 Stack trace: #0 /opt/sites/opera/vendor/doctrine/cache/lib/Doctrine/Common/Cache/FilesystemCache.php(37): Doctrine\Common\Cache\FileCache->__construct('/opt/sites/oper...', '.doctrinecache....', 2) #1 /opt/sites/opera/app/cache/prod/appProdProjectContainer.php(308): Doctrine\Common\Cache\FilesystemCache->__construct('/opt/sites/oper...') #2 /opt/sites/opera/app/bootstrap.php.cache(2248): appProdProjectContainer->getAnnotationReaderService() #3 /opt/sites/opera/app/cache/prod/appProdProjectContainer.php(2311): Symfony\Component\DependencyInjection\Container->get('annotation_read...') #4 /opt/sites/opera/app/bootstrap.php.cache(2248): appProdProjectContainer->getSensioFrameworkExtra_Controller_ListenerService() #5 /opt/sites/opera/vendor/symfony/symfony/src/Symfony/Component/EventDispatcher/ContainerAwareEventDispatch in /opt/sites/opera/vendor/doctrine/cache/lib/Doctrine/Common/Cache/FileCache.php on line 92