public function load(ObjectManager $manager) { $team1 = new Team(); $team1->setName('Test team 1'); $team1->setDescription('Lorem ipsum'); $manager->persist($team1); $team2 = new Team(); $team2->setName('Test team 2'); $team2->setDescription('Lorem ipsum'); $manager->persist($team2); $manager->flush(); $this->addReference('team-1', $team1); $this->addReference('team-2', $team2); }