diff --git a/pandora_console/include/lib/Dashboard/Widgets/events_list.php b/pandora_console/include/lib/Dashboard/Widgets/events_list.php
index 76f00ddb0f..9539e9a12f 100644
--- a/pandora_console/include/lib/Dashboard/Widgets/events_list.php
+++ b/pandora_console/include/lib/Dashboard/Widgets/events_list.php
@@ -584,7 +584,7 @@ class EventsListWidget extends Widget
             if (in_array('0', $this->values['groupId'])) {
                 $filter['id_group_filter'] = 0;
             } else {
-                $filter['id_group_filter'] = $this->values['groupId'];
+                $filter['id_group_filter'] = (!empty($this->values['groupId'][0])) ? $this->values['groupId'] : 0;
             }
 
             $filter['tag_with'] = base64_encode(