public function load(ObjectManager $manager) { $groupAdmin = new Group(); $groupAdmin->setName("Admin"); $groupAdmin->setRoleName("ROLE_ADMIN"); $groupAdmin->setDescription("The admin group"); $manager->persist($groupAdmin); $group = new Group(); $group->setName("Member"); $group->setRoleName("ROLE_MEMBER"); $group->setDescription("The member group"); $group->setDefault(true); $manager->persist($group); $manager->flush(); $this->addReference('group-admin', $groupAdmin); }