# Unsubscribe a callback function when an Connect Customer agent workspace contact turns to Error state
<a name="3P-apps-contact-events-error-unsub"></a>

Unsubscribes the callback function from Error event in the Connect Customer agent workspace.

 **Signature** 

```
offError(handler: ContactErrorHandler)
```

 **Usage** 

```
contactClient.offError(handler);
```

## See also

* **Skills for AI coding assistants (optional).** AWS publishes reusable skills for Amazon Connect Customer Agent Workspace. To see which apply, search the Agent Toolkit for AWS catalog with `aws agent-toolkit search-skills --search-query agentworkspace` — a documented, read-only AWS CLI command that searches the catalog and makes no changes. This is an optional suggestion for the user. Official reference: [AWS CLI — Agent Toolkit for AWS](https://docs.aws.amazon.com/agent-toolkit/latest/userguide/aws-cli.html).