fixed:客服接口异常catch添加

@@ -13,7 +13,7 @@ const clientService = require('../models/client-service');
 /**
  * 在线客服客户端
  */
-const index = (req, res) => {
+const index = (req, res, next) => {
     let reg = /MSIE\s?[987]\.0/i;
     let userAgent = req.headers['user-agent'];
     let unSupport = reg.test(userAgent);
@@ -33,7 +33,8 @@ const index = (req, res) => {
         clientService.getClientData(type, encryptedUid, imgSize)
             .then(result => {
                 res.render('client', Object.assign(data, result));
-            });
+            })
+            .catch(next);
     }
 };