diff --git a/README.md b/README.md
index df36fe5..1d4f223 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # 哪吒面板
 
-![dashboard](https://img.shields.io/badge/管理面板-v0.3.6-brightgreen?style=for-the-badge&logo=github) ![Agent release](https://img.shields.io/github/v/release/naiba/nezha?color=brightgreen&label=Agent&style=for-the-badge&logo=github)
+![dashboard](https://img.shields.io/badge/管理面板-v0.3.7-brightgreen?style=for-the-badge&logo=github) ![Agent release](https://img.shields.io/github/v/release/naiba/nezha?color=brightgreen&label=Agent&style=for-the-badge&logo=github)
 
 系统状态监控报警、API(SSL证书变更、即将到期、到期)/TCP端口存活/PING 监控、计划任务(可以定时在Agent上执行命令，备份、重启、What ever you want)、极省资源，64M 服务器也能装 agent。
 
diff --git a/cmd/dashboard/controller/member_api.go b/cmd/dashboard/controller/member_api.go
index 9edd26b..855d3c8 100644
--- a/cmd/dashboard/controller/member_api.go
+++ b/cmd/dashboard/controller/member_api.go
@@ -75,13 +75,13 @@ func (ma *memberAPI) delete(c *gin.Context) {
 			err = dao.DB.Delete(&model.MonitorHistory{}, "monitor_id = ?", id).Error
 		}
 	case "cron":
-
 		err = dao.DB.Delete(&model.Cron{}, "id = ?", id).Error
 		if err == nil {
 			dao.CronLock.RLock()
 			defer dao.CronLock.RUnlock()
-			if dao.Crons[id].CronID != 0 {
-				dao.Cron.Remove(dao.Crons[id].CronID)
+			cr := dao.Crons[id]
+			if cr != nil && cr.CronID != 0 {
+				dao.Cron.Remove(cr.CronID)
 			}
 			delete(dao.Crons, id)
 		}
@@ -264,13 +264,15 @@ func (ma *memberAPI) addOrEditCron(c *gin.Context) {
 		return
 	}
 
-	if cr.CronID != 0 {
-		dao.Cron.Remove(cr.CronID)
+	dao.ServerLock.Lock()
+	defer dao.ServerLock.Unlock()
+
+	crOld := dao.Crons[cr.ID]
+	if crOld != nil && crOld.CronID != 0 {
+		dao.Cron.Remove(crOld.CronID)
 	}
 
 	cr.CronID, err = dao.Cron.AddFunc(cr.Scheduler, func() {
-		dao.ServerLock.RLock()
-		defer dao.ServerLock.RUnlock()
 		for j := 0; j < len(cr.Servers); j++ {
 			if dao.ServerList[cr.Servers[j]].TaskStream != nil {
 				dao.ServerList[cr.Servers[j]].TaskStream.Send(&pb.Task{
@@ -284,6 +286,9 @@ func (ma *memberAPI) addOrEditCron(c *gin.Context) {
 		}
 	})
 
+	delete(dao.Crons, cr.ID)
+	dao.Crons[cr.ID] = &cr
+
 	c.JSON(http.StatusOK, model.Response{
 		Code: http.StatusOK,
 	})
diff --git a/service/dao/dao.go b/service/dao/dao.go
index 97546fa..947a852 100644
--- a/service/dao/dao.go
+++ b/service/dao/dao.go
@@ -34,7 +34,7 @@ var CronLock sync.RWMutex
 var Crons map[uint64]*model.Cron
 var Cron *cron.Cron
 
-var Version = "v0.3.6"
+var Version = "v0.3.7"
 
 func ReSortServer() {
 	ServerLock.RLock()
diff --git a/service/rpc/nezha.go b/service/rpc/nezha.go
index 4fcc2ef..071310d 100644
--- a/service/rpc/nezha.go
+++ b/service/rpc/nezha.go
@@ -58,18 +58,20 @@ func (s *NezhaHandler) ReportTask(c context.Context, r *pb.TaskResult) (*pb.Rece
 	if r.GetType() == model.TaskTypeCommand {
 		// 处理上报的计划任务
 		dao.CronLock.RLock()
+		defer dao.CronLock.RUnlock()
 		cr := dao.Crons[r.GetId()]
-		dao.CronLock.RUnlock()
-		if cr.PushSuccessful && r.GetSuccessful() {
-			alertmanager.SendNotification(fmt.Sprintf("成功计划任务：%s ，服务器：%d，日志：\n%s", cr.Name, clientID, r.GetData()))
+		if cr != nil {
+			if cr.PushSuccessful && r.GetSuccessful() {
+				alertmanager.SendNotification(fmt.Sprintf("成功计划任务：%s ，服务器：%d，日志：\n%s", cr.Name, clientID, r.GetData()))
+			}
+			if !r.GetSuccessful() {
+				alertmanager.SendNotification(fmt.Sprintf("失败计划任务：%s ，服务器：%d，日志：\n%s", cr.Name, clientID, r.GetData()))
+			}
+			dao.DB.Model(cr).Updates(model.Cron{
+				LastExecutedAt: time.Now().Add(time.Second * -1 * time.Duration(r.GetDelay())),
+				LastResult:     r.GetSuccessful(),
+			})
 		}
-		if !r.GetSuccessful() {
-			alertmanager.SendNotification(fmt.Sprintf("失败计划任务：%s ，服务器：%d，日志：\n%s", cr.Name, clientID, r.GetData()))
-		}
-		dao.DB.Model(cr).Updates(model.Cron{
-			LastExecutedAt: time.Now().Add(time.Second * -1 * time.Duration(r.GetDelay())),
-			LastResult:     r.GetSuccessful(),
-		})
 	} else {
 		// 存入历史记录
 		mh := model.PB2MonitorHistory(r)