---
title: "MutationPhase.MutatingCatchingUp"
description: "Indicates active gesture mutation running a catch-up animation after interrupting a transition."
type: "class"
---
## API Reference

> Source set: Common

```kotlin
MutatingCatchingUp
```

Indicates active gesture mutation running a catch-up animation after interrupting a
transition.

Catches up the transition values to manual updates using a spring animation. Any new manual
updates are applied simultaneously on top of the running catch-up animation.