[Bug]: Notification throws an error when Close button is clicked followed by the tab key.

[dcostantino]

Package

@carbon/react

Browser

Chrome

Package version

v1.55.0. but also happening in Storybook v1.60.2

React version

v17.0.2

Description

Dismissible ActionableNotification throws an error after the Close button is clicked followed by the TAB key. This happens in my app as well as the Storybook.

Reproduction/example

https://stackblitz.com/edit/github-kmjq22?file=src%2FApp.jsx

Steps to reproduce

Click on close button, or ENTER.
Press tab key.
Check browser console to see error:

@carbon_react.js?v=0e718ee7:95534 Uncaught TypeError: Cannot read properties of null (reading 'contains')
    at HTMLDocument.handleKeyDown (@carbon_react.js?v=0e718ee7:95534:103)

Suggested Severity

None

Application/PAL

Instana

Code of Conduct

• I agree to follow this project's Code of Conduct
• I checked the current issues for duplicate problems