# sceneOpening

> This event is called before opening an existing Scene.

## Definition

* **Type:** Event
* **Namespace:** [UnityEditor.SceneManagement](/engine/6000.0/script-reference/unityeditor/scenemanagement.md)
* **Assembly:** UnityEditor

```csharp
public static event EditorSceneManager.SceneOpeningCallback sceneOpening
```

### Remarks

Additional Resources: [EditorSceneManager.SceneOpeningCallback](/engine/6000.0/script-reference/unityeditor/scenemanagement/editorscenemanager/sceneopeningcallback.md).