diff --git a/controllers/ConfigController.php b/controllers/ConfigController.php
index c5cf632d..149254b3 100644
--- a/controllers/ConfigController.php
+++ b/controllers/ConfigController.php
@@ -338,8 +338,8 @@ class ConfigController extends Controller {
                 array_map('unlink', glob("/var/www/html/BiFace_Server_Lite/web/data/uploads/face/*.*"));
                 try {
                     file_get_contents("http://localhost:2305/update-feature");
-                } catch (Exception $exc) {
-                    echo $exc->getTraceAsString();
+                } catch (\Exception $exc) {
+                    
                 }
             }
             return Url::to(['/config']);