diff --git a/Controller/ActivityController.php b/Controller/ActivityController.php
index 9a24cb503..a312bd480 100644
--- a/Controller/ActivityController.php
+++ b/Controller/ActivityController.php
@@ -295,18 +295,19 @@ class ActivityController extends Controller
                     $this->get('translator')
                         ->trans('Success : activity updated!')
                 );
-//die();
+            
             return $this->redirect($this->generateUrl('chill_activity_activity_show', array('id' => $id, 'person_id' => $person_id)));
         }
 
         $this->get('session')
             ->getFlashBag()
-            ->add('danger',
+            ->add('error',
                 $this->get('translator')
-                    ->trans('The form is not valid. The activity has not been updated !')
+                    ->trans('This form contains errors')
             );
 
         return $this->render('ChillActivityBundle:Activity:edit.html.twig', array(
+            'person'      => $entity->getPerson(),
             'entity'      => $entity,
             'edit_form'   => $editForm->createView(),
             'delete_form' => $deleteForm->createView(),
diff --git a/Entity/Activity.php b/Entity/Activity.php
index 954ae7e34..637438f85 100644
--- a/Entity/Activity.php
+++ b/Entity/Activity.php
@@ -28,9 +28,15 @@ use Chill\PersonBundle\Entity\Person;
 use Chill\MainBundle\Entity\HasCenterInterface;
 use Chill\MainBundle\Entity\HasScopeInterface;
 use Doctrine\Common\Collections\ArrayCollection;
+use Chill\MainBundle\Validator\Constraints\Entity\UserCircleConsistency;
 
 /**
  * Activity
+  * @UserCircleConsistency(
+ *  "CHILL_ACTIVITY_SEE_DETAILS",
+ *  getUserFunction="getUser",
+ *  path="scope"
+ * )
  */
 class Activity implements HasCenterInterface, HasScopeInterface
 {
diff --git a/Form/ActivityType.php b/Form/ActivityType.php
index 30f5d2e88..fd4514b56 100644
--- a/Form/ActivityType.php
+++ b/Form/ActivityType.php
@@ -5,7 +5,6 @@ namespace Chill\ActivityBundle\Form;
 use Symfony\Component\Form\AbstractType;
 use Symfony\Component\Form\FormBuilderInterface;
 use Symfony\Component\OptionsResolver\OptionsResolver;
-use Chill\MainBundle\Form\Type\AppendScopeChoiceTypeTrait;
 use Chill\MainBundle\Security\Authorization\AuthorizationHelper;
 use Doctrine\Common\Persistence\ObjectManager;
 use Chill\MainBundle\Templating\TranslatableStringHelper;
@@ -16,16 +15,15 @@ use Symfony\Component\Form\FormEvent;
 use Symfony\Component\Form\FormEvents;
 use Symfony\Component\Form\Extension\Core\Type\ChoiceType;
 use Symfony\Component\Form\Extension\Core\Type\TextareaType;
-use Symfony\Component\Form\Extension\Core\Type\DateTimeType;
-use Symfony\Component\Form\Extension\Core\Type\DateType;
 use Chill\ActivityBundle\Form\Type\TranslatableActivityType;
 use Chill\ActivityBundle\Form\Type\TranslatableActivityReason;
+use Chill\MainBundle\Form\Type\UserPickerType;
+use Chill\MainBundle\Form\Type\ScopePickerType;
+use Chill\MainBundle\Form\Type\ChillDateType;
 
 class ActivityType extends AbstractType
 {
 
-    use AppendScopeChoiceTypeTrait;
-
     /**
      * the user running this form
      *
@@ -91,11 +89,9 @@ class ActivityType extends AbstractType
         );
 
         $builder
-            ->add('date', DateType::class, array(
-               'required' => true,
-               'widget' => 'single_text',
-               'format' => 'dd-MM-yyyy')
-            )
+            ->add('date', ChillDateType::class, array(
+               'required' => true
+            ))
             ->add('durationTime', ChoiceType::class, $durationTimeOptions)
             ->add('remark', TextareaType::class, array(
                'required' => false,
@@ -110,8 +106,14 @@ class ActivityType extends AbstractType
                   'not present' => false
                )
             ))
-            ->add('user')
-            ->add('scope')
+            ->add('user', UserPickerType::class, [
+                'center' => $options['center'],
+                'role'   => $options['role']                                                                                                                                                                                                                                                 
+            ])
+            ->add('scope', ScopePickerType::class, [
+                'center' => $options['center'],
+                'role'   => $options['role']
+            ])
             ->add('reasons', TranslatableActivityReason::class, array(
                 'multiple' => true,
                 'required' => false
@@ -122,10 +124,6 @@ class ActivityType extends AbstractType
             ))
         ;
 
-        $this->appendScopeChoices($builder, $options['role'],
-              $options['center'], $this->user, $this->authorizationHelper,
-              $this->translatableStringHelper, $this->om);
-
         $builder->get('durationTime')
                 ->addModelTransformer($durationTimeTransformer);
 
@@ -181,7 +179,11 @@ class ActivityType extends AbstractType
             'data_class' => 'Chill\ActivityBundle\Entity\Activity'
         ));
 
-        $this->appendScopeChoicesOptions($resolver);
+        $resolver
+              ->setRequired(array('center', 'role'))
+              ->setAllowedTypes('center', 'Chill\MainBundle\Entity\Center')
+              ->setAllowedTypes('role', 'Symfony\Component\Security\Core\Role\Role')
+              ;
     }
 
     /**
diff --git a/Resources/translations/messages.fr.yml b/Resources/translations/messages.fr.yml
index 1546320c5..63620fb49 100644
--- a/Resources/translations/messages.fr.yml
+++ b/Resources/translations/messages.fr.yml
@@ -12,6 +12,7 @@ list_reasons: liste des sujets
 user_username: nom de l'utilisateur
 circle_name: nom du cercle
 Remark: Notes
+No remarks: Aucune note
 Add a new activity: Ajouter une nouvelle activité
 Activity list: Liste des activités
 present: présent
diff --git a/Resources/views/Activity/show.html.twig b/Resources/views/Activity/show.html.twig
index 5f3b00b9f..8a9bb3afc 100644
--- a/Resources/views/Activity/show.html.twig
+++ b/Resources/views/Activity/show.html.twig
@@ -26,7 +26,7 @@
         <dt class="inline">{{ 'Type'|trans }}</dt>
         <dd>{{ entity.type.name | localize_translatable_string }}</dd>
         <dt class="inline">{{ 'Remark'|trans }}</dt>
-        <dd>{% if entity.remark is empty %}{{ 'No remarks'|trans }}{% else %}<blockquote class="chill-user-quote">{{ entity.remark|nl2br }}</blockquote>{% endif %}</dd>
+        <dd>{% if entity.remark is empty %}<span class="chill-no-data-statement">{{ 'No remarks'|trans }}</span>{% else %}<blockquote class="chill-user-quote">{{ entity.remark|nl2br }}</blockquote>{% endif %}</dd>
         
         <dt class="inline">{{ 'Attendee'|trans }}</dt>
         <dd>{% if entity.attendee is not null %}{% if entity.attendee %}{{ 'present'|trans|capitalize }} {% else %} {{ 'not present'|trans|capitalize }}{% endif %}{% else %}{{ 'None'|trans|capitalize }}{% endif %}</dd>