White screen crash when creating a component in the Travel website template

Customizing the Travel website template and I edited one of the cards in the 3rd section. White screen crash. Tried it several times, still does the same thing.

Here’s a gif:


Also, why doesn’t the Slack link work anymore?


Could you provide the video in a better quality?

A new slack link was generated.

Does this work?

Yes, this is better, it will be investigated