diff --git a/app/api/mobile/apis/new_comment.rb b/app/api/mobile/apis/new_comment.rb
index e5e42e624..b8337451f 100644
--- a/app/api/mobile/apis/new_comment.rb
+++ b/app/api/mobile/apis/new_comment.rb
@@ -23,7 +23,21 @@ module Mobile
             refresh_token = session[:refresh_token]
 						
 						if access_token.present? && refresh_token.present?
-							refreshinfo = Wechat.api.web_refresh_access_token(refresh_token)
+              begin
+							  refreshinfo = Wechat.api.web_refresh_access_token(refresh_token)
+              rescue
+                info = wechat.web_access_token(session[:wechat_code])
+                openid =info["openid"]
+                access_token =info["access_token"]
+                if access_token
+                  session[:access_token] = access_token
+                end
+                refresh_token = info["refresh_token"]
+                if refresh_token
+                  session[:refresh_token] = refresh_token
+                end
+                refreshinfo = Wechat.api.web_refresh_access_token(refresh_token)
+              end
 							
 							access_token = refreshinfo["access_token"]
 							refresh_token = refreshinfo["refresh_token"]
diff --git a/app/controllers/wechats_controller.rb b/app/controllers/wechats_controller.rb
index ced8854d9..3e81d491b 100644
--- a/app/controllers/wechats_controller.rb
+++ b/app/controllers/wechats_controller.rb
@@ -470,7 +470,11 @@ class WechatsController < ActionController::Base
 
     def user_binded?(openid)
       uw = UserWechat.where(openid: openid).first
-      uw && uw.bindtype == 0
+      if uw.bindtype == 0
+        uw
+      else
+        nil
+      end
     end
 
     def current_url