# SinglePlayback

> The EntityCommandBuffer can only be played once. After a first playback, the EntityCommandBuffer must be disposed.

## Definition

* **Type:** Field
* **Namespace:** [Unity.Entities](/engine/7000.0/script-reference/unity/entities.md)
* **Assembly:** UnityEngine.EntitiesModule

> **Warning:**
>
> **Removed.** PlaybackPolicy is obsolete. This will be removed in a future version and MultiPlayback will not be available.

```csharp
SinglePlayback = 0
```