Cannot generate a PDF in /fr/get/pdf/book/1

[ronanguilloux]

[2014-06-12 16:37:46] request.CRITICAL: Uncaught PHP Exception Doctrine\Common\Persistence\Mapping\MappingException: "Class 'Application\Refactor\ReferenceBundle\Entity\book' does not exist" at /home/webuser/www/preprod/references/vendor/doctrine/common/lib/Doctrine/Common/Persistence/Mapping/MappingException.php line 96 {"exception":"[object](Doctrine\Common\Persistence\Mapping\MappingException: Class >'Application\Refactor\ReferenceBundle\Entity\book' does not exist at /home/webuser/www/preprod/references/vendor/doctrine/common/lib/Doctrine/Common/Persistence/Mapping/MappingException.php:96)"} []

= typo on Entity Class name