"Service temporarily unavailable"?

You click to access the full text of an article and you get this window:

What is happening and what to do?

Most often, just try again a few seconds later.
To work properly, the access system needs to restart at regular intervals, which causes micro-cuts. Just try to connect at the time of one of these micro-cuts to find yourself in front of this screen.

Try again!

If the problem persists, you can deposit a ticket.