Even by Accor standards the website is infuriating at the moment.
Every second click I get some sort of error but which one is a lucky dip.
Today's special for this Diamond member is:

Your card number is not recognized in our reservations systems. Please type it again.

If you have joined ALL - Accor Live Limitless now, please wait 24h until your member number is created in all our systems.
Meanwhile, make sure you present it upon arrival at hotel.

followed closely by:

Oops!

Sorry, we cannot display your benefits correctly.
Now, you can try again.

and

Oops! Sorry, we cannot answer to your request due to a technical issue. Would you like to try a new search?

Accor clearly know that variety is the spice of life