diff --git a/Assets/TEngine/Runtime/Entity/Demo/ECSDemoApp.cs b/Assets/TEngine/Runtime/Entity/Demo/ECSDemoApp.cs
index cd7c0203..f0e8be52 100644
--- a/Assets/TEngine/Runtime/Entity/Demo/ECSDemoApp.cs
+++ b/Assets/TEngine/Runtime/Entity/Demo/ECSDemoApp.cs
@@ -40,6 +40,12 @@ namespace TEngine
                 });
                 Entity.Destroy(entity);
                 Entity.Destroy(entity2);
+
+
+                TimerMgr.Instance.AddTimer(objects =>
+                {
+                    Start();
+                }, 3f);
             }), 3f,false);
         }
 
diff --git a/Assets/TEngine/Runtime/Entity/EcsObject.cs b/Assets/TEngine/Runtime/Entity/EcsObject.cs
index e870518c..eebcc4cb 100644
--- a/Assets/TEngine/Runtime/Entity/EcsObject.cs
+++ b/Assets/TEngine/Runtime/Entity/EcsObject.cs
@@ -12,7 +12,7 @@ namespace TEngine.EntityModule
         public int InstanceId
         {
             get;
-            protected set;
+            set;
         }
 
         internal int HashCode
@@ -30,8 +30,6 @@ namespace TEngine.EntityModule
         public EcsObject()
         {
             HashCode = GetType().GetHashCode();
-            InstanceId = EntitySystem.Instance.CurInstanceId;
-            EntitySystem.Instance.CurInstanceId++;
         }
 
         public virtual void Dispose()
diff --git a/Assets/TEngine/Runtime/Entity/EntitySystem.cs b/Assets/TEngine/Runtime/Entity/EntitySystem.cs
index bec7eee0..67ea791c 100644
--- a/Assets/TEngine/Runtime/Entity/EntitySystem.cs
+++ b/Assets/TEngine/Runtime/Entity/EntitySystem.cs
@@ -27,7 +27,11 @@ namespace TEngine.EntityModule
         private EntitySystem()
         {
             GameEventMgr.Instance.AddEventListener<int,Action<EcsObject>>(EntityEvent.AttachToEntity, AttachToEntity);
-            Update(true);
+            //Update(true);
+            MonoUtility.AddUpdateListener((() =>
+            {
+                Update(false);
+            }));
             MonoUtility.AddFixedUpdateListener(FixedUpdate);
             MonoUtility.AddLateUpdateListener(LateUpdate);
         }
@@ -59,17 +63,26 @@ namespace TEngine.EntityModule
             {
                 if (stack.Count > 0)
                 {
-                    return (T)stack.Pop();
+                    var poolObj = (T)stack.Pop();
+                    GenInstanceId(poolObj);
+                    return poolObj;
                 }
                 goto Instantiate;
             }
             stack = new Stack<EcsObject>();
             ObjectPool.Add(type, stack);
             Instantiate: T ecsObject = new T();
-            EcsObjects.Add(ecsObject.InstanceId, ecsObject);
+            GenInstanceId(ecsObject);
             return ecsObject;
         }
 
+        private void GenInstanceId(EcsObject ecsObject)
+        {
+            ecsObject.InstanceId = CurInstanceId;
+            Instance.CurInstanceId++;
+            EcsObjects.Add(ecsObject.InstanceId, ecsObject);
+        }
+
         internal void Push(EcsObject ecsObject)
         {
             int type = ecsObject.HashCode;