Merge remote-tracking branch 'origin/hotfix/onlinee' into hotfix/online-err

@@ -74,8 +74,7 @@ exports.validate = (req, res, next) => {
         captchaShow: true
     };
 
-    logger.info(`captcha validate result：${
-            captchaInput.toString() === captchaCode},user:${captchaInput};server:${captchaCode}`);
+    logger.info(`captcha validate result：${(captchaInput && captchaInput.toString()) === captchaCode},user:${captchaInput};server:${captchaCode}`); // eslint-disable-line
 
     _.set(req.session, 'captchaValidCount', errorCount - 1);