add('teams', TeamType::class, [ 'multiple' => true, 'expanded' => true, 'by_reference' => false, ]) ; } public function configureOptions(OptionsResolver $resolver): void { $resolver->setDefaults([ 'data_class' => Activity::class, 'csrf_protection' => true, 'csrf_field_name' => '_token', 'csrf_token_id' => 'admin_activity_teams_edit', 'attr' => [ 'data-form-event' => 'kimai.activityTeamUpdate' ], ]); } }