diff --git a/service/userService.go b/service/userService.go
index eaaca60..4bfd932 100644
--- a/service/userService.go
+++ b/service/userService.go
@@ -425,13 +425,13 @@ func GetUserByIDFromUserCenter(id int) dao.User {
 				fmt.Println("get user info , json marshal error:", err)
 				return dao.User{}
 			}
-			success := worker.SetRedisWithExpire(key, string(userJson), time.Second*10)
+			user_str = string(userJson)
+			success := worker.SetRedisWithExpire(key, user_str, time.Second*10)
 			if !success {
-				fmt.Println("set redis error,user json:", string(userJson))
+				fmt.Println("set redis error,user json:", user_str)
 			}
 		}
 	}
-	user_str = worker.GetRedis(key)
 	log.Println("user_str:", user_str)
 	return user
 }