Cookie consent box blocking Creative Cockpit ad creatives?

If you see the following popup when trying to view ad creatives in Creative Cockpit

How to resolve the issue

1. Open Facebook in your default web browser. 
   Please make sure you are using the browser version, not the Facebook mobile app.
2. Log in to your Facebook account.
3. Accept the required cookies when prompted.
4. Return to Creative Cockpit in Reaktion and reload the page.

The popup should no longer appear, and you should be able to view your ad creatives normally.