Fatal error: Uncaught Error: Class 'FOS\UserBundle\Model\UserManager' not found in /home/itscm/dev.its.cm/webserivesits/vendor/friendsofsymfony/user-bundle/Doctrine/UserManager.php:21 Stack trace: #0 {main} thrown in /home/itscm/dev.its.cm/webserivesits/vendor/friendsofsymfony/user-bundle/Doctrine/UserManager.php on line 21