Error: "The product, category or CMS page is not available in Offline mode"

I’m stuck with the problem that you can see on this screenshot:

Those are the console and the network tab:

Response: {"took":288,"timed_out":false,"_shards":{"total":5,"successful":5,"skipped":0,"failed":0},"hits":{"total":0,"max_score":null,"hits":[]}}

I’ve already tried the solution suggested on this post:

But it doesn’t work, in my case.

What are your suggestions for it?

Thanks in advance :wink:

Well, you must have products imported to ElasticSearch. mage2vuestorefront is usually a good solution for dev purposes. Why it doesn’t work in your case?

Check the - particularly the Cookbook section on Data Imports