# Editor.SceneEditorSession.FullUndoSnapshot

```csharp
void FullUndoSnapshot(string title)
```

> **Obsolete.** Manual full scene undo snapshots are no longer working use UndoScope or AddUndo

Take a full scene snapshot for the undo system. This is usually a last resort, if you can't do anything more incremental.

### Parameters

- `title` (`string`)

Declared in [Editor.SceneEditorSession](/api/Editor.SceneEditorSession).
Assembly: `Sandbox.Tools`.