diff --git a/controller.php b/controller.php
index e3969aa11..689354c99 100755
--- a/controller.php
+++ b/controller.php
@@ -93,7 +93,7 @@ echo '
 			</div>
 		</div>';
 
-redirectOperation($id_module, isset($id_parent) ? $id_parent : $id_record);
+redirectOperation($id_module, !empty($id_parent) ? $id_parent : $id_record);
 
 // Interfaccia per la modifica dell'ordine e della visibilità delle colonne (Amministratore)
 if ($user->is_admin && string_contains($module['option'], '|select|')) {
diff --git a/lib/functions.php b/lib/functions.php
index f38017402..818ddee02 100755
--- a/lib/functions.php
+++ b/lib/functions.php
@@ -297,7 +297,7 @@ function slashes($string)
  */
 function isAjaxRequest()
 {
-    return Whoops\Util\Misc::isAjaxRequest() && filter('ajax') !== null;
+    return Whoops\Util\Misc::isAjaxRequest() && filter('ajax') !== null && filter('op') !== '';
 }
 
 /**