# Wake Up 2D

Disables the "sleeping" state of a rigidbody.

{% hint style="warning" %}
*Sleeping* is an optimisation that is used to temporarily remove an object from physics simulation when it is at rest. This function wakes up a rigidbody that is currently sleeping.
{% endhint %}

**To create it**, right-click on free space in AI Tree inspector and select <mark style="color:purple;">Create Node/Tasks/Rigidbody2D/Wake Up 2D.</mark>

This task node has a number of fields, that are highlighted in picture below.

<figure><img src="https://2203000093-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FGOxTM7Aj9oiVaIINrEkE%2Fuploads%2FBWMzRJjnepUaRjK98F43%2F8.png?alt=media&#x26;token=aef7cffe-1857-4eaf-ba89-02daf5491cc0" alt=""><figcaption></figcaption></figure>

### Fields

| Name              | Description                            |
| ----------------- | -------------------------------------- |
| Node Name         | Name of node                           |
| Ignore Abort Self | Whether node ignores abort self or not |
| Target            | Target to which you want to apply      |