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  "identifier" : "/documentation/RealityKit/ObjectCaptureSession/Tracking/Reason",
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# ObjectCaptureSession.Tracking.Reason

The reason that tracking quality has degraded.

```
enum Reason
```

## Topics

### Enumeration Cases

[`case excessiveMotion`](/documentation/RealityKit/ObjectCaptureSession/Tracking/Reason/excessiveMotion)

The device is moving too fast for accurate tracking.

[`case initializing`](/documentation/RealityKit/ObjectCaptureSession/Tracking/Reason/initializing)

Tracking is still initializing, usually at the start of a new session.

[`case insufficientFeatures`](/documentation/RealityKit/ObjectCaptureSession/Tracking/Reason/insufficientFeatures)

The scene does not contain enough distinguishable features for accurate camera tracking.

[`case relocalizing`](/documentation/RealityKit/ObjectCaptureSession/Tracking/Reason/relocalizing)

The session is attempting to resume tracking after an interruption, such as the app being paused.

## Relationships

### Conforms To

[`Equatable`](/documentation/Swift/Equatable)

[`Hashable`](/documentation/Swift/Hashable)

---

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