diff --git a/src/service/task_history.go b/src/service/task_history.go
index c3a3fa50534f7bb162c52aa1681da0b5b427fbf9..eaf153d3b34fbc908b25bab7981f284606a32678 100644
--- a/src/service/task_history.go
+++ b/src/service/task_history.go
@@ -136,16 +136,16 @@ func (t *TaskHistorySvc) TaskExecLog(id int) (taskExecLogRes response.TaskExecLo
 	}
 
 	if taskExecLogRes.State == 0 {
-		redis, err := client.GetRedisClient()
-		if err != nil {
-			conf.Logger.Error("redis err", zap.Error(err))
-			err = resp.RedisConnectError.ErrorDetail(err)
+		redis, err1 := client.GetRedisClient()
+		if err1 != nil {
+			conf.Logger.Error("redis err", zap.Error(err1))
+			err = resp.RedisConnectError.ErrorDetail(err1)
 			return
 		}
-		value, err := redis.HGet(conf.AutoExecHistory, cast.ToString(id))
-		if err != nil {
-			conf.Logger.Error("redis HGet err", zap.Error(err))
-			err = resp.RedisExecError.ErrorDetail(err)
+		value, err2 := redis.HGet(conf.AutoExecHistory, cast.ToString(id))
+		if err2 != nil {
+			conf.Logger.Error("redis HGet err", zap.Error(err2))
+			err = resp.RedisExecError.ErrorDetail(err2)
 			return
 		}
 		var execCache ExecCache