# Sandbox.MovieMaker.ITrackReference.Bind

```csharp
void Bind(IValid value)
```

Explicitly bind this reference to a particular object in the scene, or null to force it to stay unbound.

### Parameters

- `value` (`IValid`)

Declared in [Sandbox.MovieMaker.ITrackReference](/api/Sandbox.MovieMaker.ITrackReference).
Assembly: `Sandbox.Engine`.