Directly to the detail page

If I copy the URL from a detail page and link it somewhere, it still opens the start page. How can I go directly to the details page?
Many thanks

For example:

That link seems to be working. Did you manage to fix the issue somehow?

No, unfortunately not.
When I click the link always the start page is coming:
What happens when you click the detail link?

Here is what I have when I click on the detail link:

I see exactly the same as @enchev.

OK, thank you both.
That is exactly what I want. Then I have to look for the problem somewhere else.