diff --git a/htdocs/holiday/list.php b/htdocs/holiday/list.php
index 20e8272821c..8b469d900a7 100644
--- a/htdocs/holiday/list.php
+++ b/htdocs/holiday/list.php
@@ -634,7 +634,7 @@ if (!empty($arrayfields['cp.fk_validator']['checked'])) {
 	if ($user->hasRight('holiday', 'readall')) {
 		print '<td class="liste_titre maxwidthonsmartphone left">';
 		$validator = new UserGroup($db);
-		$excludefilter = $user->admin ? '' : 'u.rowid <> '.$user->id;
+		$excludefilter = $user->admin ? '' : 'u.rowid <> '.((int) $user->id);
 		$valideurobjects = $validator->listUsersForGroup($excludefilter, 1);
 		$valideurarray = array();
 		foreach ($valideurobjects as $val) {
diff --git a/htdocs/holiday/view_log.php b/htdocs/holiday/view_log.php
index 10f4c5402ea..d18fc712d61 100644
--- a/htdocs/holiday/view_log.php
+++ b/htdocs/holiday/view_log.php
@@ -345,7 +345,7 @@ if (!empty($arrayfields['cpl.date_action']['checked'])) {
 // Filter: Validator
 if (!empty($arrayfields['cpl.fk_user_action']['checked'])) {
 	$validator = new UserGroup($db);
-	$excludefilter = $user->admin ? '' : 'u.rowid <> '.$user->id;
+	$excludefilter = $user->admin ? '' : 'u.rowid <> '.((int) $user->id);
 	$valideurobjects = $validator->listUsersForGroup($excludefilter, 1);
 	$valideurarray = array();
 	foreach ($valideurobjects as $val) {
diff --git a/htdocs/projet/contact.php b/htdocs/projet/contact.php
index db8b06f371c..1f7e7824382 100644
--- a/htdocs/projet/contact.php
+++ b/htdocs/projet/contact.php
@@ -177,7 +177,8 @@ if (empty($reshook)) {
 			$usergroup = new UserGroup($db);
 			$result = $usergroup->fetch($groupid);
 			if ($result > 0) {
-				$tmpcontactarray = $usergroup->listUsersForGroup();
+				$excludefilter = 'statut = 1';
+				$tmpcontactarray = $usergroup->listUsersForGroup($excludefilter, 0);
 				if ($contactarray <= 0) {
 					$error++;
 				} else {
diff --git a/htdocs/user/class/usergroup.class.php b/htdocs/user/class/usergroup.class.php
index 46d0f1645e0..5d8d08792ec 100644
--- a/htdocs/user/class/usergroup.class.php
+++ b/htdocs/user/class/usergroup.class.php
@@ -152,7 +152,7 @@ class UserGroup extends CommonObject
 
 
 	/**
-	 *  Charge un object group avec toutes ses caracteristiques (except ->members array)
+	 *  Load a group object with all properties (except ->members array that is array of users in group)
 	 *
 	 *	@param      int		$id				Id of group to load
 	 *	@param      string	$groupname		Name of group to load
@@ -161,8 +161,6 @@ class UserGroup extends CommonObject
 	 */
 	public function fetch($id = 0, $groupname = '', $load_members = false)
 	{
-		global $conf;
-
 		dol_syslog(get_class($this)."::fetch", LOG_DEBUG);
 		if (!empty($groupname)) {
 			$result = $this->fetchCommon(0, '', ' AND nom = \''.$this->db->escape($groupname).'\'');
@@ -174,7 +172,8 @@ class UserGroup extends CommonObject
 
 		if ($result) {
 			if ($load_members) {
-				$this->members = $this->listUsersForGroup();	// This make a lot of subrequests
+				$excludefilter = '';
+				$this->members = $this->listUsersForGroup($excludefilter, 0);	// This make a request to get list of users but may also do subrequest to fetch each users on some versions
 			}
 
 			return 1;