diff --git a/src/ninegate-1.0/src/Cadoles/CoreBundle/Command/ScriptCommand.php b/src/ninegate-1.0/src/Cadoles/CoreBundle/Command/ScriptCommand.php
index 9fbf3e7a..81d3d62e 100644
--- a/src/ninegate-1.0/src/Cadoles/CoreBundle/Command/ScriptCommand.php
+++ b/src/ninegate-1.0/src/Cadoles/CoreBundle/Command/ScriptCommand.php
@@ -46,6 +46,7 @@ class ScriptCommand extends Command
         $this->filesystem   = new Filesystem();
         $this->rootlog      = $this->container->get('kernel')->getRootDir()."/../var/logs/";
 
+
         $script=$this->em->getRepository("CadolesCoreBundle:Script")->findOneBy(["name"=>"visibletrue"]);
         if(!$script) {
             $this->writelnred("== SCRIPT = visibletrue");
diff --git a/src/ninegate-1.0/src/Cadoles/CoreBundle/Command/SynchroCommand.php b/src/ninegate-1.0/src/Cadoles/CoreBundle/Command/SynchroCommand.php
index cfe0c451..b6e60644 100644
--- a/src/ninegate-1.0/src/Cadoles/CoreBundle/Command/SynchroCommand.php
+++ b/src/ninegate-1.0/src/Cadoles/CoreBundle/Command/SynchroCommand.php
@@ -593,9 +593,14 @@ class SynchroCommand extends Command
                     $attrs["cadolesMember"]=array();
 
                     foreach($data->getUsers() as $usergroupe) {
-                        array_push($attrs["memberuid"],$usergroupe->getUser()->getUsername());
-                        array_push($attrs["cadolesMember"],$this->ldap->getUserDN($usergroupe->getUser()));
-                        $this->writeln('        > '.$usergroupe->getUser()->getUsername());
+                        if(!in_array($usergroupe->getUser()->getUsername(), $attrs["memberuid"])) {
+                            array_push($attrs["memberuid"],$usergroupe->getUser()->getUsername());
+                            array_push($attrs["cadolesMember"],$this->ldap->getUserDN($usergroupe->getUser()));
+                            $this->writeln('        > '.$usergroupe->getUser()->getUsername());
+                        }
+                        else {
+                            $this->writelnred('        > EXIST'.$usergroupe->getUser()->getUsername());
+                        }
                     }
                     if(!$simulate) $this->ldap->ldapModify($dn, $attrs);
                 }
diff --git a/src/ninegate-1.0/src/Cadoles/CoreBundle/Controller/UserController.php b/src/ninegate-1.0/src/Cadoles/CoreBundle/Controller/UserController.php
index a52ad713..fbbb416e 100644
--- a/src/ninegate-1.0/src/Cadoles/CoreBundle/Controller/UserController.php
+++ b/src/ninegate-1.0/src/Cadoles/CoreBundle/Controller/UserController.php
@@ -400,15 +400,17 @@ class UserController extends Controller
             foreach($lstgroups as $idgroup) {
                 $group=$em->getRepository("CadolesCoreBundle:Group")->find($idgroup);
 
-                $key = Uuid::uuid4();
-
-                $usergroup= new UserGroup();
-                $usergroup->setUser($data);
-                $datagroup = $group;
-                $usergroup->setGroup($datagroup);
-                $usergroup->setKeyvalue($key);
-                $em->persist($usergroup);
-                $em->flush();
+                $usergroup=$em->getRepository('CadolesCoreBundle:UserGroup')->findBy(["user"=>$data,"group"=>$group]);
+                if(!$usergroup) {
+                    $key = Uuid::uuid4();
+                    $usergroup= new UserGroup();
+                    $usergroup->setUser($data);
+                    $datagroup = $group;
+                    $usergroup->setGroup($datagroup);
+                    $usergroup->setKeyvalue($key);
+                    $em->persist($usergroup);
+                    $em->flush();
+                }
 
                 // Notification message
                 $message="Inscription de l'utilisateur<br>".$data->getLastname()." ".$data->getFirstname()."<br>Par ".$this->getUser()->getLastname()." ".$this->getUser()->getFirstname();
@@ -540,16 +542,19 @@ class UserController extends Controller
             foreach($addgroups as $idgroup) {
                 $group=$em->getRepository("CadolesCoreBundle:Group")->find($idgroup);
                 
-                $key = Uuid::uuid4();
-
-                $usergroup= new UserGroup();
-                $usergroup->setUser($data);
-                $datagroup = $group;
-                $usergroup->setGroup($datagroup);
-                $usergroup->setKeyvalue($key);
-                $em->persist($usergroup);
-                $em->flush();
+                $usergroup=$em->getRepository('CadolesCoreBundle:UserGroup')->findBy(["user"=>$data,"group"=>$group]);
+                if(!$usergroup) {                
+                    $key = Uuid::uuid4();
 
+                    $usergroup= new UserGroup();
+                    $usergroup->setUser($data);
+                    $datagroup = $group;
+                    $usergroup->setGroup($datagroup);
+                    $usergroup->setKeyvalue($key);
+                    $em->persist($usergroup);
+                    $em->flush();
+                }
+                
                 // notification message
                 $message="Inscription de l'utilisateur<br>".$data->getLastname()." ".$data->getFirstname()."<br>Par ".$this->getUser()->getLastname()." ".$this->getUser()->getFirstname();
                 $websocket = $this->container->get('cadoles.websocket.pushmessage')->send($key->toString(),$id,$idgroup,$message);
diff --git a/src/ninegate-1.0/src/Cadoles/CoreBundle/Entity/UserGroup.php b/src/ninegate-1.0/src/Cadoles/CoreBundle/Entity/UserGroup.php
index 27937767..792a4a85 100644
--- a/src/ninegate-1.0/src/Cadoles/CoreBundle/Entity/UserGroup.php
+++ b/src/ninegate-1.0/src/Cadoles/CoreBundle/Entity/UserGroup.php
@@ -9,7 +9,7 @@ use Symfony\Component\Validator\Constraints as Assert;
 
 /**
  * @ORM\Entity
- * @ORM\Table(name="usergroupe")
+ * @ORM\Table(name="usergroupe",uniqueConstraints={@ORM\UniqueConstraint(columns={"user_id", "group_id"})})
  * @ORM\HasLifecycleCallbacks()
  *
  * @UniqueEntity(fields={"user", "group"}, message="Cette liaison existe déjà !")