Steps to reproduce:

1. Log in to back office.
2. Go to Product catalog / Catalogs.
3. Click on 'Create' button.
4. Verify web browser console output message.

Actual result:

See attached screenshot.

A JS exception occurred in console when Create button is clicked.

 Uncaught TypeError: Cannot read properties of null (reading 'classList')
    at haveHiddenPart (ibexa-product-catalog-list-js.js:31:20)
    at toggleExtraActionsWidget (ibexa-product-catalog-list-js.js:61:20)
    at HTMLAnchorElement.<anonymous> (ibexa-product-catalog-list-js.js:95:7)

Expected result:

No exception occurs.