diff --git a/config/env/development.js b/config/env/development.js
index df558e3d..0b4a64e9 100644
--- a/config/env/development.js
+++ b/config/env/development.js
@@ -57,13 +57,13 @@ module.exports = {
     sandbox: true
   },
   mailer: {
-    from: process.env.MAILER_FROM || 'service.mine.pt@gmail.com',
+    from: process.env.MAILER_FROM || 'admin@mean.im',
     options: {
-      service: process.env.MAILER_SERVICE_PROVIDER || 'Gmail',
+      service: process.env.MAILER_SERVICE_PROVIDER || 'service name like as: Gmail',
       imap: process.env.MAILER_IMAP || 'imap.gmail.com',
       auth: {
-        user: process.env.MAILER_EMAIL_ID || 'service.mine.pt@gmail.com',
-        pass: process.env.MAILER_PASSWORD || 'minept740729'
+        user: process.env.MAILER_EMAIL_ID || 'example@gmail.com',
+        pass: process.env.MAILER_PASSWORD || 'mail password'
       }
     }
   },
diff --git a/config/env/torrents.js b/config/env/torrents.js
index 431431c9..e723f9b9 100644
--- a/config/env/torrents.js
+++ b/config/env/torrents.js
@@ -15,20 +15,20 @@ module.exports = {
      * App & site settings
      * NOTE: you can change these value at anytime if you understand it
      *
-     * @name:                   site logo name
-     * @domain:                 site domain
-     * @admin:                  site admin mail address
-     * @mailTicketService:      settings mailTicketService status, true is enable, false is disable
-     * @showDemoWarningPopup:   if is demo site, show warning popup whene home is opened for the first time.
-     * @cronTimeZone:           timezone of cron
-     * @showDebugLog:           if true, will console.log all debug info at server side and client side. when your site is prod env, please change this
-     *                          value to false, then console.log info is not output
+     * @name:                           site logo name
+     * @domain:                         site domain
+     * @admin:                          site admin mail address
+     * @mailTicketSupportService:       settings mailTicketService status, true is enable, false is disable
+     * @showDemoWarningPopup:           if is demo site, show warning popup whene home is opened for the first time.
+     * @cronTimeZone:                   timezone of cron
+     * @showDebugLog:                   if true, will console.log all debug info at server side and client side. when your site is prod env, please change this
+     *                                  value to false, then console.log info is not output
      */
     app: {
       name: 'MEAN.im',
       domain: 'http://localhost:3000',
       admin: 'admin@mean.im',
-      mailTicketService: true,
+      mailTicketSupportService: true,
       showDemoWarningPopup: true,
       cronTimeZone: 'Asia/Shanghai',
       showDebugLog: false
diff --git a/config/lib/cron-job.js b/config/lib/cron-job.js
index be49d31f..60392c91 100644
--- a/config/lib/cron-job.js
+++ b/config/lib/cron-job.js
@@ -67,7 +67,7 @@ module.exports = function (app) {
   cronJobs.push(removeGhostPeers());
   cronJobs.push(countUsersHnrWarning());
 
-  if (appConfig.mailTicketService) {
+  if (appConfig.mailTicketSupportService) {
     cronJobs.push(listenServiceEmail());
   }
 
@@ -296,8 +296,8 @@ function listenServiceEmail() {
               subTicket.messageId = mail_object.messageId;
               subTicket.from = mail_object.from.text;
               subTicket.to = config.mailer.options.auth.user;
-              subTicket.title = mail_object.subject;
-              subTicket.content = mail_object.text;
+              subTicket.title = mail_object.subject || 'Null title';
+              subTicket.content = mail_object.text || 'Null content';
 
               m._replies.push(subTicket);
               m.save(function (err) {
@@ -319,8 +319,8 @@ function listenServiceEmail() {
           newTicket.messageId = mail_object.messageId;
           newTicket.from = mail_object.from.text;
           newTicket.to = config.mailer.options.auth.user;
-          newTicket.title = mail_object.subject;
-          newTicket.content = mail_object.text;
+          newTicket.title = mail_object.subject || 'Null title';
+          newTicket.content = mail_object.text || 'Null content';
 
           newTicket.save(function (err) {
             if (err) {