From 52abd21183943ade183b868592c6244f1350a1d7 Mon Sep 17 00:00:00 2001
From: dongpd <dongpd@beetinnovators.com>
Date: Tue, 26 May 2020 11:15:55 +0700
Subject: [PATCH] fix bug

---
 controllers/ConfigController.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/controllers/ConfigController.php b/controllers/ConfigController.php
index 339db217..1914033e 100644
--- a/controllers/ConfigController.php
+++ b/controllers/ConfigController.php
@@ -162,7 +162,7 @@ class ConfigController extends Controller {
         }
         return $this->render('index', [
                     "servermqtt" => $servermqtt,
-                    "url" => $temp[2]
+                    "url" => isset($temp[2]) ? $temp[2] : ""
         ]);
     }