From b9ca4db8d9cc846bf055365788986b8f4df3f7ea Mon Sep 17 00:00:00 2001
From: Hieromon Ikasamo <Hieromon@users.noreply.github.com>
Date: Mon, 25 Feb 2019 20:38:25 +0900
Subject: [PATCH] Fixed the invalid operator compilation error

---
 examples/mqttRSSI/mqttRSSI.ino | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/examples/mqttRSSI/mqttRSSI.ino b/examples/mqttRSSI/mqttRSSI.ino
index 7951f2a..668617f 100644
--- a/examples/mqttRSSI/mqttRSSI.ino
+++ b/examples/mqttRSSI/mqttRSSI.ino
@@ -294,7 +294,7 @@ String saveParams(AutoConnectAux& aux, PageArgument& args) {
   AutoConnectText&  echo = aux.getElement<AutoConnectText>("parameters");
   echo.value = "Server: " + serverName;
   echo.value += mqttserver.isValid() ? String(" (OK)") : String(" (ERR)");
-  echo.value += "<br>" + "Channel ID: " + channelId + "<br>";
+  echo.value += "<br>Channel ID: " + channelId + "<br>";
   echo.value += "User Key: " + userKey + "<br>";
   echo.value += "API Key: " + apiKey + "<br>";
   echo.value += "Update period: " + String(updateInterval / 1000) + " sec.<br>";