diff --git a/NewLife.Cube/Areas/Cube/Controllers/CronJobController.cs b/NewLife.Cube/Areas/Cube/Controllers/CronJobController.cs
index 2e0c3a67..ee2c453f 100644
--- a/NewLife.Cube/Areas/Cube/Controllers/CronJobController.cs
+++ b/NewLife.Cube/Areas/Cube/Controllers/CronJobController.cs
@@ -50,11 +50,18 @@ protected override Boolean Valid(CronJob entity, DataObjectMethodType type, Bool
     {
         if (post)
         {
-            var cron = new Cron();
-            if (!cron.Parse(entity.Cron)) throw new ArgumentException("Cron表达式有误！", nameof(entity.Cron));
+            var next = DateTime.MinValue;
+            foreach (var item in entity.Cron.Split(";"))
+            {
+                var cron = new Cron();
+                if (!cron.Parse(item)) throw new ArgumentException("Cron表达式有误！", nameof(entity.Cron));
+
+                var dt = cron.GetNext(DateTime.Now);
+                if (next == DateTime.MinValue || dt < next) next = dt;
+            }
 
             // 重算下一次的时间
-            if (entity is IEntity e && !e.Dirtys[nameof(entity.Name)]) entity.NextTime = cron.GetNext(DateTime.Now);
+            if (entity is IEntity e && !e.Dirtys[nameof(entity.Name)]) entity.NextTime = next;
 
             JobService.Wake();
         }
diff --git a/NewLife.CubeNC/Areas/Cube/Controllers/CronJobController.cs b/NewLife.CubeNC/Areas/Cube/Controllers/CronJobController.cs
index 34a81560..f03775e0 100644
--- a/NewLife.CubeNC/Areas/Cube/Controllers/CronJobController.cs
+++ b/NewLife.CubeNC/Areas/Cube/Controllers/CronJobController.cs
@@ -1,5 +1,6 @@
 using System.Collections;
 using System.ComponentModel;
+using System.Linq.Expressions;
 using System.Reflection;
 using Microsoft.AspNetCore.Mvc;
 using NewLife.Cube.Entity;
@@ -64,11 +65,18 @@ protected override Boolean Valid(CronJob entity, DataObjectMethodType type, Bool
     {
         if (post)
         {
-            var cron = new Cron();
-            if (!cron.Parse(entity.Cron)) throw new ArgumentException("Cron表达式有误！", nameof(entity.Cron));
+            var next = DateTime.MinValue;
+            foreach (var item in entity.Cron.Split(";"))
+            {
+                var cron = new Cron();
+                if (!cron.Parse(item)) throw new ArgumentException("Cron表达式有误！", nameof(entity.Cron));
+
+                var dt = cron.GetNext(DateTime.Now);
+                if (next == DateTime.MinValue || dt < next) next = dt;
+            }
 
             // 重算下一次的时间
-            if (entity is IEntity e && !e.Dirtys[nameof(entity.Name)]) entity.NextTime = cron.GetNext(DateTime.Now);
+            if (entity is IEntity e && !e.Dirtys[nameof(entity.Name)]) entity.NextTime = next;
 
             JobService.Wake();
         }
diff --git a/NewLife.CubeNC/Common/EntityController.cs b/NewLife.CubeNC/Common/EntityController.cs
index 5e7f535a..23e5f92f 100644
--- a/NewLife.CubeNC/Common/EntityController.cs
+++ b/NewLife.CubeNC/Common/EntityController.cs
@@ -720,18 +720,21 @@ public virtual ActionResult DeleteAll()
     /// <returns></returns>
     protected virtual Int32 OnUpdate(TEntity entity)
     {
-        // 遍历表单字段，部分字段可能有扩展
-        foreach (var item in EditFormFields)
+        if (Request.HasFormContentType)
         {
-            if (item is FormField ef && ef.GetExpand != null)
+            // 遍历表单字段，部分字段可能有扩展
+            foreach (var item in EditFormFields)
             {
-                // 获取参数对象，展开参数，从表单字段接收参数
-                var p = ef.GetExpand(entity);
-                if (p != null && p is not String && !(entity as IEntity).Dirtys[ef.Name])
+                if (item is FormField ef && ef.GetExpand != null)
                 {
-                    // 保存参数对象
-                    if (FieldCollection.ReadForm(p, Request.Form, ef.Name + "_"))
-                        entity.SetItem(ef.Name, p.ToJson(true));
+                    // 获取参数对象，展开参数，从表单字段接收参数
+                    var p = ef.GetExpand(entity);
+                    if (p != null && p is not String && !(entity as IEntity).Dirtys[ef.Name])
+                    {
+                        // 保存参数对象
+                        if (FieldCollection.ReadForm(p, Request.Form, ef.Name + "_"))
+                            entity.SetItem(ef.Name, p.ToJson(true));
+                    }
                 }
             }
         }
diff --git a/NewLife.CubeNC/Services/JobService.cs b/NewLife.CubeNC/Services/JobService.cs
index 74234973..8b2f750f 100644
--- a/NewLife.CubeNC/Services/JobService.cs
+++ b/NewLife.CubeNC/Services/JobService.cs
@@ -208,8 +208,11 @@ public void Start()
         var id = $"{expession}@{cmd}@{job.Argument}";
         if (id == _id && _timer != null) return;
 
-        var cron = new Cron();
-        if (!cron.Parse(expession)) throw new InvalidOperationException($"无效表达式 {expession}");
+        foreach (var item in expession.Split(";"))
+        {
+            var cron = new Cron();
+            if (!cron.Parse(item)) throw new InvalidOperationException($"无效表达式 {item}");
+        }
 
         // 找到类和方法
         _type = cmd.GetTypeEx();
@@ -339,7 +342,17 @@ private async void DoJobWork(Object state)
 
         job.WriteLog(job.Name, success, message);
 
-        job.NextTime = _timer.Cron.GetNext(_timer.NextTime);
+        //job.NextTime = _timer.Cron.GetNext(_timer.NextTime);
+        // 本次任务未完成，timer.NextTime不变
+        //job.NextTime = _timer.NextTime;
+        var next = DateTime.MinValue;
+        foreach (var cron in _timer.Crons)
+        {
+            var dt = cron.GetNext(_timer.NextTime);
+            if (next == DateTime.MinValue || dt < next) next = dt;
+        }
+        job.NextTime = next;
+
         job.Update();
     }
 }
\ No newline at end of file
diff --git a/NewLife.CubeNC/ViewModels/FormField.cs b/NewLife.CubeNC/ViewModels/FormField.cs
index 66ed9e5e..df36b74f 100644
--- a/NewLife.CubeNC/ViewModels/FormField.cs
+++ b/NewLife.CubeNC/ViewModels/FormField.cs
@@ -1,6 +1,6 @@
 namespace NewLife.Cube.ViewModels;
 
-/// <summary获取扩展字段委托</summary>
+/// <summary>获取扩展字段委托</summary>
 /// <param name="entity"></param>
 /// <returns></returns>
 public delegate Object GetExpandDelegate(Object entity);