diff --git a/dictionaries/ui/components/datatable/en.dictionary.itop.datatable.php b/dictionaries/ui/components/datatable/en.dictionary.itop.datatable.php
index f8cd9c3d5..ee95e3d71 100644
--- a/dictionaries/ui/components/datatable/en.dictionary.itop.datatable.php
+++ b/dictionaries/ui/components/datatable/en.dictionary.itop.datatable.php
@@ -19,13 +19,14 @@
 
 // Display DataTable
 Dict::Add('EN US', 'English', 'English', array(
-	'UI:Datatables:Language:Processing' => 'Please wait...',
-	'UI:Datatables:Language:LengthMenu' => '_MENU_ per page',
-	'UI:Datatables:Language:ZeroRecords' => 'No result',
-	'UI:Datatables:Language:Info' => '_TOTAL_ item(s)',
-	'UI:Datatables:Language:InfoEmpty' => 'No information',
-	'UI:Datatables:Language:EmptyTable' => 'No data available in this table',
+	'UI:Datatables:Language:Processing'        => 'Please wait...',
+	'UI:Datatables:Language:LengthMenu'        => '_MENU_ per page',
+	'UI:Datatables:Language:ZeroRecords'       => 'No result',
+	'UI:Datatables:Language:Info'              => '_TOTAL_ item(s)',
+	'UI:Datatables:Language:InfoEmpty'         => 'No information',
+	'UI:Datatables:Language:EmptyTable'        => 'No data available in this table',
+	'UI::Datatables:Language:Error'            => 'An error occured while running the query',
 	'UI:Datatables:Language:DisplayLength:All' => 'All',
-	'UI:Datatables:Language:Sort:Ascending' => 'enable for an ascending sort',
-	'UI:Datatables:Language:Sort:Descending' => 'enable for a descending sort',
+	'UI:Datatables:Language:Sort:Ascending'    => 'enable for an ascending sort',
+	'UI:Datatables:Language:Sort:Descending'   => 'enable for a descending sort',
 ));
\ No newline at end of file
diff --git a/dictionaries/ui/components/datatable/fr.dictionary.itop.datatable.php b/dictionaries/ui/components/datatable/fr.dictionary.itop.datatable.php
index 3915ae698..4687120f5 100644
--- a/dictionaries/ui/components/datatable/fr.dictionary.itop.datatable.php
+++ b/dictionaries/ui/components/datatable/fr.dictionary.itop.datatable.php
@@ -18,13 +18,14 @@
  */
 // Display DataTable
 Dict::Add('FR FR', 'French', 'Français', array(
-	'UI:Datatables:Language:Processing' => 'Patientez ...',
-	'UI:Datatables:Language:LengthMenu' => '_MENU_ par page',
-	'UI:Datatables:Language:ZeroRecords' => 'Pas de résultat',
-	'UI:Datatables:Language:Info' => '_TOTAL_ élément(s)',
-	'UI:Datatables:Language:InfoEmpty' => 'Pas d\'information',
-	'UI:Datatables:Language:EmptyTable' => 'Pas de résultat',
+	'UI:Datatables:Language:Processing'        => 'Patientez ...',
+	'UI:Datatables:Language:LengthMenu'        => '_MENU_ par page',
+	'UI:Datatables:Language:ZeroRecords'       => 'Pas de résultat',
+	'UI:Datatables:Language:Info'              => '_TOTAL_ élément(s)',
+	'UI:Datatables:Language:InfoEmpty'         => 'Pas d\'information',
+	'UI:Datatables:Language:EmptyTable'        => 'Pas de résultat',
+	'UI::Datatables:Language:Error'            => 'Erreur lors du chargement des données',
 	'UI:Datatables:Language:DisplayLength:All' => 'Tous',
-	'UI:Datatables:Language:Sort:Ascending' => 'tri croissant',
-	'UI:Datatables:Language:Sort:Descending' => 'tri décroissant',
+	'UI:Datatables:Language:Sort:Ascending'    => 'tri croissant',
+	'UI:Datatables:Language:Sort:Descending'   => 'tri décroissant',
 ));
\ No newline at end of file
diff --git a/sources/Controller/AjaxRenderController.php b/sources/Controller/AjaxRenderController.php
index 1942eb52c..98ea043e7 100644
--- a/sources/Controller/AjaxRenderController.php
+++ b/sources/Controller/AjaxRenderController.php
@@ -415,7 +415,7 @@ class AjaxRenderController
 					}
 				}
 			}
-			if (isset($aObject)) {
+			if (isset($aObj)) {
 				if ($sIdName != "") {
 					if (isset($aObj[$sIdName])) {
 						$aObj["id"] = $aObj[$sIdName];
diff --git a/templates/base/components/datatable/layout.ready.js.twig b/templates/base/components/datatable/layout.ready.js.twig
index de73d2f8a..26fbcc6f4 100644
--- a/templates/base/components/datatable/layout.ready.js.twig
+++ b/templates/base/components/datatable/layout.ready.js.twig
@@ -28,7 +28,7 @@ var oTable{{ sListIDForVarSuffix }} = $('#{{ oUIBlock.GetId() }}').DataTable({
         infoEmpty: "{{ 'UI:Datatables:Language:InfoEmpty'|dict_s }}",
         infoFiltered: "({{ 'UI:Datatables:Language:InfoFiltered'|dict_s }})",
         emptyTable: "{{ 'UI:Datatables:Language:EmptyTable'|dict_s }}",
-        errorMessage: "{{ 'UI:RunQuery:Error'|dict_s }}",
+        errorMessage: "{{ 'UI::Datatables:Language:Error'|dict_s }}",
         buttonOk: "{{ 'UI:Button:Ok'|dict_s }}",
         paginate: {
             first: "<i class=\"fas fa-angle-double-left\"></i>",