diff --git a/htdocs/comm/action/card.php b/htdocs/comm/action/card.php
index f21daa29c65..eaf873f2aee 100644
--- a/htdocs/comm/action/card.php
+++ b/htdocs/comm/action/card.php
@@ -52,7 +52,7 @@ $langs->load("agenda");
 $action=GETPOST('action','alpha');
 $cancel=GETPOST('cancel','alpha');
 $backtopage=GETPOST('backtopage','alpha');
-$TContactId=GETPOST('TContactId','array');
+$socpeopleassigned=GETPOST('socpeopleassigned','array');
 $origin=GETPOST('origin','alpha');
 $originid=GETPOST('originid','int');
 $confirm = GETPOST('confirm', 'alpha');
@@ -185,9 +185,9 @@ if ($action == 'add')
         else $backtopage=DOL_URL_ROOT.'/comm/action/index.php';
     }
 
-    if (!empty($TContactId[0]))
+    if (!empty($socpeopleassigned[0]))
 	{
-		$result=$contact->fetch($TContactId[0]);
+		$result=$contact->fetch($socpeopleassigned[0]);
 	}
 
 	if ($cancel)
@@ -316,8 +316,15 @@ if ($action == 'add')
 		setEventMessages($langs->trans("ErrorFieldRequired", $langs->transnoentitiesnoconv("Date")), null, 'errors');
 	}
 
-	$object->TContactId = $TContactId;
-	if (!empty($object->TContactId[0])) $object->contactid = $object->TContactId[0];
+	foreach ($socpeopleassigned as $cid)
+	{
+		$object->socpeopleassigned[$cid] = array('id' => $cid);
+	}
+	if (!empty($object->socpeopleassigned))
+	{
+		reset($object->socpeopleassigned);
+		$object->contactid = key($object->socpeopleassigned);
+	}
 	
 	// Fill array 'array_options' with data from add form
 	$ret = $extrafields->setOptionalsFromPost($extralabels,$object);
@@ -409,7 +416,8 @@ if ($action == 'update')
         $object->fulldayevent= GETPOST("fullday")?1:0;
 		$object->location    = GETPOST('location');
 		$object->socid       = GETPOST("socid");
-		$object->TContactId   = GETPOST("TContactId",'array');
+		$socpeopleassigned   = GETPOST("socpeopleassigned",'array');
+		foreach ($socpeopleassigned as $cid) $object->socpeopleassigned[$cid] = array('id' => $cid);
 		$object->contactid   = GETPOST("contactid",'int');
 		$object->fk_project  = GETPOST("projectid",'int');
 		$object->note        = GETPOST("note");
@@ -598,10 +606,10 @@ if ($action == 'create')
 {
 	$contact = new Contact($db);
 
-	$TContactId = GETPOST("TContactId", 'array');
-	if (!empty($TContactId[0]))
+	$socpeopleassigned = GETPOST("socpeopleassigned", 'array');
+	if (!empty($socpeopleassigned[0]))
 	{
-		$result=$contact->fetch($TContactId[0]);
+		$result=$contact->fetch($socpeopleassigned[0]);
 		if ($result < 0) dol_print_error($db,$contact->error);
 	}
 
@@ -786,7 +794,7 @@ if ($action == 'create')
 
 	// Related contact
 	print '<tr><td class="nowrap">'.$langs->trans("ActionOnContact").'</td><td>';
-	echo $form->selectcontacts(GETPOST('socid','int'), GETPOST('TContactId', 'array'), 'TContactId[]', 1, '', '', 0, 'minwidth200',0, 0, array(), false, 'multiple', 'contactid');
+	echo $form->selectcontacts(GETPOST('socid','int'), GETPOST('socpeopleassigned', 'array'), 'socpeopleassigned[]', 1, '', '', 0, 'minwidth200',0, 0, array(), false, 'multiple', 'contactid');
 	print '</td></tr>';
 
 
@@ -881,7 +889,8 @@ if ($id > 0)
         $object->fulldayevent= GETPOST("fullday")?1:0;
 		$object->location    = GETPOST('location');
 		$object->socid       = GETPOST("socid");
-		$object->TContactId = GETPOST("TContactId",'array');
+		$socpeopleassigned   = GETPOST("socpeopleassigned",'array');
+		foreach ($socpeopleassigned as $id) $object->socpeopleassigned[$id] = array('id' => $id);
 		$object->contactid   = GETPOST("contactid",'int');
 		$object->fk_project  = GETPOST("projectid",'int');
 
@@ -1128,7 +1137,7 @@ if ($id > 0)
 			// related contact
 			print '<tr><td>'.$langs->trans("ActionOnContact").'</td><td>';
 			print '<div class="maxwidth200onsmartphone">';
-			$form->select_contacts($object->socid, $object->TContactId, 'TContactId[]', 1, '', '', 0, 'minwidth200',0, 0, array(), false, 'multiple', 'contactid');
+			$form->select_contacts($object->socid, array_keys($object->socpeopleassigned), 'socpeopleassigned[]', 1, '', '', 0, 'minwidth200',0, 0, array(), false, 'multiple', 'contactid');
 			print '</div>';
 			print '</td>';
 			print '</tr>';
@@ -1375,9 +1384,9 @@ if ($id > 0)
 			print '<tr><td>'.$langs->trans("ActionOnContact").'</td>';
 			print '<td colspan="3">';
 			
-			if (!empty($object->TContactId))
+			if (!empty($object->socpeopleassigned))
 			{
-				foreach ($object->TContactId as $cid)
+				foreach ($object->socpeopleassigned as $cid => $Tab)
 				{
 					$contact = new Contact($db);
 					$result = $contact->fetch($cid);
diff --git a/htdocs/comm/action/class/actioncomm.class.php b/htdocs/comm/action/class/actioncomm.class.php
index d2c796fe3c5..6725473ff79 100644
--- a/htdocs/comm/action/class/actioncomm.class.php
+++ b/htdocs/comm/action/class/actioncomm.class.php
@@ -114,7 +114,6 @@ class ActionComm extends CommonObject
     var $userdoneid;	// Id of user done (deprecated)
 
 	var $socpeopleassigned = array(); // Array of user ids
-	var $TContactId = array(); // Array of user ids
     /**
      * Object user of owner
      * @var User
@@ -349,9 +348,9 @@ class ActionComm extends CommonObject
 
 			if (!$error)
 			{
-				if (!empty($this->TContactId))
+				if (!empty($this->socpeopleassigned))
 				{
-					foreach ($this->TContactId as $id)
+					foreach ($this->socpeopleassigned as $id => $Tab)
 					{
 						$sql ="INSERT INTO ".MAIN_DB_PREFIX."actioncomm_resources(fk_actioncomm, element_type, fk_element, mandatory, transparency, answer_status)";
 						$sql.=" VALUES(".$this->id.", 'socpeople', ".$id.", 0, 0, 0)";
@@ -641,7 +640,6 @@ class ActionComm extends CommonObject
 		{
 			$this->userassigned=array();
 			$this->socpeopleassigned=array();
-			$this->TContactId=array();
 
 			// If owner is known, we must but id first into list
 			if ($this->userownerid > 0) $this->userassigned[$this->userownerid]=array('id'=>$this->userownerid);	// Set first so will be first into list.
@@ -656,7 +654,6 @@ class ActionComm extends CommonObject
 							if (empty($this->userownerid)) $this->userownerid=$obj->fk_element;	// If not defined (should not happened, we fix this)
 							break;
 						case 'socpeople':
-							$this->TContactId[] = $obj->fk_element;
 							$this->socpeopleassigned[$obj->fk_element]=array('id'=>$obj->fk_element, 'mandatory'=>$obj->mandatory, 'answer_status'=>$obj->answer_status, 'transparency'=>$obj->transparency);
 							break;
 					}
@@ -898,9 +895,9 @@ class ActionComm extends CommonObject
 				$sql ="DELETE FROM ".MAIN_DB_PREFIX."actioncomm_resources where fk_actioncomm = ".$this->id." AND element_type = 'socpeople'";
 				$resql = $this->db->query($sql);
 				
-				if (!empty($this->TContactId))
+				if (!empty($this->socpeopleassigned))
 				{
-					foreach ($this->TContactId as $id)
+					foreach (array_keys($this->socpeopleassigned) as $id)
 					{
 						$sql ="INSERT INTO ".MAIN_DB_PREFIX."actioncomm_resources(fk_actioncomm, element_type, fk_element, mandatory, transparency, answer_status)";
 						$sql.=" VALUES(".$this->id.", 'socpeople', ".$id.", 0, 0, 0)";