diff --git a/pandora_console/ChangeLog b/pandora_console/ChangeLog
index 19dcc00b35..fdc0b922e5 100644
--- a/pandora_console/ChangeLog
+++ b/pandora_console/ChangeLog
@@ -1,3 +1,8 @@
+2011-07-22  Sergio Martin <sergio.martin@artica.es>
+
+	* operation/events/events_marquee.php: Fixed a sql error
+	of the events marquee when no groups in the system
+
 2011-07-21  Sergio Martin <sergio.martin@artica.es>
 
 	* godmode/users/profile_list.php
diff --git a/pandora_console/operation/events/events_marquee.php b/pandora_console/operation/events/events_marquee.php
index 6a1d742028..6a44d3b337 100644
--- a/pandora_console/operation/events/events_marquee.php
+++ b/pandora_console/operation/events/events_marquee.php
@@ -51,7 +51,12 @@ if(!isInACL($_SERVER['REMOTE_ADDR'])){
 
 $groups = users_get_groups ($config["id_user"], "AR");
 //Otherwise select all groups the user has rights to.
-$sql_group_filter = " AND id_grupo IN (".implode (",", array_keys ($groups)).")";
+if(!empty($groups)) {
+	$sql_group_filter = " AND id_grupo IN (".implode (",", array_keys ($groups)).")";
+}
+else {
+	$sql_group_filter = "";
+}
 
 // Skip system messages if user is not PM
 if (!check_acl ($config["id_user"], 0, "PM")) {