diff --git a/src/main/java/com/chaozhanggui/system/cashierservice/service/LoginService.java b/src/main/java/com/chaozhanggui/system/cashierservice/service/LoginService.java
index 84a4662..e79d20a 100644
--- a/src/main/java/com/chaozhanggui/system/cashierservice/service/LoginService.java
+++ b/src/main/java/com/chaozhanggui/system/cashierservice/service/LoginService.java
@@ -77,11 +77,11 @@ public class LoginService {
         }
 
         String key = RedisCst.ONLINE_USER.concat(":").concat(loginReq.getClientType()).concat(":").concat(loginReq.getLoginName());
-//
-//        String data = redisUtil.getMessage(key);
-//        if(ObjectUtil.isNotEmpty(data)){
-//            return Result.fail(CodeEnum.USERHAVEDLOGIN);
-//        }
+
+        String data = ""+redisUtil.get(key);
+        if(ObjectUtil.isNotEmpty(data)){
+            return Result.fail(CodeEnum.USERHAVEDLOGIN);
+        }
 
         TbmerchantAccount account = tbmerchantAccountMapper.selectByAccount(loginReq.getMerchantName());
         if (ObjectUtil.isEmpty(account)) {