diff --git a/backend/middlewares/schedule/src/dto/schedule_job_dto.rs b/backend/middlewares/schedule/src/dto/schedule_job_dto.rs
index e64ea6e70..be7ba7415 100644
--- a/backend/middlewares/schedule/src/dto/schedule_job_dto.rs
+++ b/backend/middlewares/schedule/src/dto/schedule_job_dto.rs
@@ -153,14 +153,10 @@ impl TryFrom<KvItemSummaryResp> for KvScheduleJobItemDetailResp {
     type Error = TardisError;
 
     fn try_from(resp: KvItemSummaryResp) -> Result<Self, Self::Error> {
-        let Some(s) = &resp.value.as_str() else {
-            return Err(TardisError::internal_error("value are expected to be a string", "schedule-409-bad-schedule-job"));
-        };
-        let req: ScheduleJobAddOrModifyReq =
-            tardis::serde_json::from_str(s).map_err(|e| TardisError::internal_error(&format!("can't parse schedule job json body: {e}"), "schedule-409-bad-schedule-job"))?;
+        let value = ScheduleJobAddOrModifyReq::parse_from_json(&resp.value);
         Ok(Self {
             key: resp.key.trim_start_matches(KV_KEY_CODE).to_string(),
-            value: req,
+            value,
             info: resp.info,
             create_time: resp.create_time,
             update_time: resp.update_time,
@@ -171,14 +167,10 @@ impl TryFrom<KvItemDetailResp> for KvScheduleJobItemDetailResp {
     type Error = TardisError;
 
     fn try_from(resp: KvItemDetailResp) -> Result<Self, Self::Error> {
-        let Some(s) = &resp.value.as_str() else {
-            return Err(TardisError::internal_error("value are expected to be a string", "schedule-409-bad-schedule-job"));
-        };
-        let req: ScheduleJobAddOrModifyReq =
-            tardis::serde_json::from_str(s).map_err(|e| TardisError::internal_error(&format!("can't parse schedule job json body: {e}"), "schedule-409-bad-schedule-job"))?;
+        let value = ScheduleJobAddOrModifyReq::parse_from_json(&resp.value);
         Ok(Self {
             key: resp.key.trim_start_matches(KV_KEY_CODE).to_string(),
-            value: req,
+            value,
             info: resp.info,
             create_time: resp.create_time,
             update_time: resp.update_time,
diff --git a/backend/middlewares/schedule/src/serv/schedule_job_serv.rs b/backend/middlewares/schedule/src/serv/schedule_job_serv.rs
index 48a6c0a90..e00c7cfd6 100644
--- a/backend/middlewares/schedule/src/serv/schedule_job_serv.rs
+++ b/backend/middlewares/schedule/src/serv/schedule_job_serv.rs
@@ -109,12 +109,6 @@ pub(crate) async fn delete(code: &str, funs: &TardisFunsInst, ctx: &TardisContex
     conn.set_ex(&format!("{cache_key_job_changed_info}{code}"), "delete", config.cache_key_job_changed_timer_sec as u64).await?;
     // 4. do delete at local scheduler
     if service().code_uuid.read().await.get(code).is_some() {
-        // delete schedual-task from kv cache first
-        // 先从kv缓存中删除调度任务
-        let mut conn = funs.cache().cmd().await?;
-        let config = funs.conf::<ScheduleConfig>();
-        let cache_key_job_changed_info = &config.cache_key_job_changed_info;
-        conn.del(&format!("{cache_key_job_changed_info}{code}")).await?;
         // delete schedual-task from scheduler
         // 从调度器中删除调度任务
         ScheduleTaskServ::delete(code).await?;
@@ -282,7 +276,7 @@ impl OwnedScheduleTaskServ {
                     if let Ok(job_resp) = self::find_job(None, 1, 9999, &funs, &sync_db_ctx).await {
                         let jobs = job_resp.records;
                         for job in jobs {
-                            serv.add(job.create_add_or_mod_req(), &config).await.map_err(|e| error!("fail to delete schedule task: {e}")).unwrap_or_default();
+                            serv.add(job.create_add_or_mod_req(), &config).await.map_err(|e| error!("fail to add schedule task: {e}")).unwrap_or_default();
                         }
                         info!("synced all jobs from kv");
                         break;
@@ -332,7 +326,7 @@ impl OwnedScheduleTaskServ {
                             match self::find_one_job(code, &funs, &ctx).await {
                                 Ok(Some(resp)) => {
                                     // if we have this job code in local cache, update or add it
-                                    serv.add(resp.value, &config).await.map_err(|e| error!("fail to delete schedule task: {e}")).unwrap_or_default();
+                                    serv.add(resp.value, &config).await.map_err(|e| error!("fail to add schedule task: {e}")).unwrap_or_default();
                                 }
                                 Ok(None) => {
                                     // if we don't have this job code in local cache, remove it
@@ -529,7 +523,7 @@ impl OwnedScheduleTaskServ {
         if let Some(tasks) = uuid_cache.get(code) {
             for (uuid, _) in tasks {
                 self.scheduler.remove(uuid).await.map_err(|err| {
-                    let msg = format!("fail to add job: {}", err);
+                    let msg = format!("fail to remove job: {}", err);
                     TardisError::internal_error(&msg, "500-middlewares-schedual-create-task-failed")
                 })?;
             }