diff --git a/core/dbsearch.class.php b/core/dbsearch.class.php
index 849f2a56f..f532fb839 100644
--- a/core/dbsearch.class.php
+++ b/core/dbsearch.class.php
@@ -1659,7 +1659,7 @@ abstract class DBSearch
 		$oSet = new DBObjectSet($this);
 		if (MetaModel::IsStandaloneClass($sClass))
 		{
-			$oSet->OptimizeColumnLoad(array($this->GetClassAlias() => array('')));
+			$oSet->OptimizeColumnLoad(array($this->GetClassAlias() => array()));
 			$aIds = array($sClass => $oSet->GetColumnAsArray('id'));
 		}
 		else
diff --git a/dictionaries/en.dictionary.itop.core.php b/dictionaries/en.dictionary.itop.core.php
index ede2e217b..758593283 100644
--- a/dictionaries/en.dictionary.itop.core.php
+++ b/dictionaries/en.dictionary.itop.core.php
@@ -372,9 +372,9 @@ Dict::Add('EN US', 'English', 'English', array(
 	'Class:EventNotification' => 'Notification event',
 	'Class:EventNotification+' => 'Trace of a notification that has been sent',
 	'Class:EventNotification/Attribute:trigger_id' => 'Trigger',
-	'Class:EventNotification/Attribute:trigger_id+' => 'user account',
-	'Class:EventNotification/Attribute:action_id' => 'user',
-	'Class:EventNotification/Attribute:action_id+' => 'user account',
+	'Class:EventNotification/Attribute:trigger_id+' => '',
+	'Class:EventNotification/Attribute:action_id' => 'action',
+	'Class:EventNotification/Attribute:action_id+' => '',
 	'Class:EventNotification/Attribute:object_id' => 'Object id',
 	'Class:EventNotification/Attribute:object_id+' => 'object id (class defined by the trigger ?)',
 ));