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# ARKitSession.Event.dataProviderStateChanged(dataProviders:newState:error:)

An event that represents a state change of one or more of the data providers associated with a session.

```
case dataProviderStateChanged(dataProviders: [any DataProvider], newState: DataProviderState, error: ARKitSession.Error?)
```

## Parameters

`dataProviders`

The data providers whose state has changed.

`newState`

The new data provider state, which triggered the event.

`error`

An `ARKitSession.Error` associated with the state change, if any. This is only applicable to `DataProviderState.stopped` updates.

---

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